a review on the hazards of flavoring chemicals in coffee

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119 *Corresponding author: Kyung-Taek Rim, Tel: 042-869-8531, E-mail: [email protected] Chemicals Research Bureau, Occupational Safety & Health Research Institute, Korea Occupational Safety & Health Agency, Daejeon 34122, Republic of Korea Received: June 7, 2019, Revised: June 21, 2019, Accepted: June 25, 2019 Kyung-Taek Rim https://orcid.org/0000-0001-6443-6362 *๋ณธ ๋…ผ๋ฌธ์€ 2018๋…„๋„ ์•ˆ์ „๋ณด๊ฑด๊ณต๋‹จ ์‚ฐ์—…์•ˆ์ „๋ณด๊ฑด์—ฐ๊ตฌ์› ์ž์ฒด์—ฐ๊ตฌ๊ณผ์ œ์˜ ์ˆ˜ํ–‰ ๊ฒฐ๊ณผ๋ณด๊ณ ์„œ์—์„œ ๋ฐœ์ทŒํ•˜์—ฌ ์ •๋ฆฌ๋œ ๋‚ด์šฉ์ž„์„ ๋ฐํž™๋‹ˆ๋‹ค. This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. ํ•œ๊ตญ์‚ฐ์—…๋ณด๊ฑดํ•™ํšŒ์ง€, ์ œ29๊ถŒ ์ œ2ํ˜ธ(2019) ISSN 2384-132X(Print) ISSN 2289-0564(Online) Review Article Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140 https://doi.org/10.15269/JKSOEH.2019.29.2.119 ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒ๋˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ์˜ ์œ ํ•ด์„ฑ ๊ณ ์ฐฐ ๋ฐ ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ ๋ฐฉ์•ˆ ์ž„๊ฒฝํƒ * ์•ˆ์ „๋ณด๊ฑด๊ณต๋‹จ ์‚ฐ์—…์•ˆ์ „๋ณด๊ฑด์—ฐ๊ตฌ์› ์‚ฐ์—…ํ™”ํ•™์—ฐ๊ตฌ์‹ค A Review on the Hazards of Flavoring Chemicals in Coffee Roasting Proces Kyung-Taek Rim * Chemicals Research Bureau, Occupational Safety and Health Research Institute, KOSHA #339-30, Exporo Yuseong-Gu, Daejeon 34122, Korea ABSTRACT Objectives: This study was based on the occurrence of a coffee roasting process-related disorder(bronchiolitis obliterans; published by NIOSH in the US) among workers exposed to chemicals called diacetyl in a coffee processing facility. Flavorings added to coffee contain diacetyl and 2,3-pentanedione, all of which are subject to exposure in a number of food manufacturing processes, including coffee roasting, grinding, and packaging. Therefore, this study aims to review the toxicity to workers related to food processing and food additive manufacturing to prevent occupational diseases. Methods: We surveyed the related literature, domestic and international references, and the status of relevant domestic and foreign professional organizations. The present situation of workers was investigated by reviewing literature on the safety and health of workers in the coffee roasting process using domestic and foreign literature and presentations. Expert advisory opinions were reflected, and experts were consulted by participating in domestic and overseas academic conferences. Results: Most of the fragrance materials for coffee were harmful and hazardous substances according to the GHS classification, and research was carried out through a second external consultation. A literature review on the measurement of air pollutant emissions from coffee roasters and the estimation of air pollutant emissions during coffee roasting examined the characteristics of pollutants emitted during coffee roasting. Conclusions: Two chemicals identified as causing bronchiolitis obliterans in the coffee roasting process are believed to explain why the disease is difficult to treat. This information can be used effectively in the future prevention of this disease. Future studies should clearly identify the potential for toxicity of alpha-diketones and the bases of OELs in relation to the occurrence of obstructive bronchiolitis, including measurement of various organic compounds and alpha-diketones from ground coffee, as well as various coffee grinds and coffee bean varieties. In particular, it is necessary to clarify the current understanding of the dose-response relationship between alpha-diketone and lung disease in workers involved in coffee roasting. Key words: Coffee, flavoring, hazards, review, roasting

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119

*Corresponding author: Kyung-Taek Rim, Tel: 042-869-8531, E-mail: [email protected] Research Bureau, Occupational Safety & Health Research Institute, Korea Occupational Safety & Health Agency, Daejeon 34122, Republic of KoreaReceived: June 7, 2019, Revised: June 21, 2019, Accepted: June 25, 2019

Kyung-Taek Rim https://orcid.org/0000-0001-6443-6362

*๋ณธ ๋…ผ๋ฌธ์€ 2018๋…„๋„ ์•ˆ์ „๋ณด๊ฑด๊ณต๋‹จ ์‚ฐ์—…์•ˆ์ „๋ณด๊ฑด์—ฐ๊ตฌ์› ์ž์ฒด์—ฐ๊ตฌ๊ณผ์ œ์˜ ์ˆ˜ํ–‰ ๊ฒฐ๊ณผ๋ณด๊ณ ์„œ์—์„œ ๋ฐœ์ทŒํ•˜์—ฌ ์ •๋ฆฌ๋œ ๋‚ด์šฉ์ž„์„ ๋ฐํž™๋‹ˆ๋‹ค.This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

ํ•œ๊ตญ์‚ฐ์—…๋ณด๊ฑดํ•™ํšŒ์ง€, ์ œ29๊ถŒ ์ œ2ํ˜ธ(2019) ISSN 2384-132X(Print) ISSN 2289-0564(Online) Review ArticleJournal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140https://doi.org/10.15269/JKSOEH.2019.29.2.119

์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒ๋˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ์˜ ์œ ํ•ด์„ฑ ๊ณ ์ฐฐ ๋ฐ ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ ๋ฐฉ์•ˆ

์ž„๊ฒฝํƒ*

์•ˆ์ „๋ณด๊ฑด๊ณต๋‹จ ์‚ฐ์—…์•ˆ์ „๋ณด๊ฑด์—ฐ๊ตฌ์› ์‚ฐ์—…ํ™”ํ•™์—ฐ๊ตฌ์‹ค

A Review on the Hazards of Flavoring Chemicals in Coffee Roasting Proces

Kyung-Taek Rim*

Chemicals Research Bureau, Occupational Safety and Health Research Institute, KOSHA#339-30, Exporo Yuseong-Gu, Daejeon 34122, Korea

ABSTRACTObjectives: This study was based on the occurrence of a coffee roasting process-related disorder(bronchiolitis obliterans; published by NIOSH in the US) among workers exposed to chemicals called diacetyl in a coffee processing facility. Flavorings added to coffee contain diacetyl and 2,3-pentanedione, all of which are subject to exposure in a number of food manufacturing processes, including coffee roasting, grinding, and packaging. Therefore, this study aims to review the toxicity to workers related to food processing and food additive manufacturing to prevent occupational diseases.Methods: We surveyed the related literature, domestic and international references, and the status of relevant domestic and foreign professional organizations. The present situation of workers was investigated by reviewing literature on the safety and health of workers in the coffee roasting process using domestic and foreign literature and presentations. Expert advisory opinions were reflected, and experts were consulted by participating in domestic and overseas academic conferences.Results: Most of the fragrance materials for coffee were harmful and hazardous substances according to the GHS classification, and research was carried out through a second external consultation. A literature review on the measurement of air pollutant emissions from coffee roasters and the estimation of air pollutant emissions during coffee roasting examined the characteristics of pollutants emitted during coffee roasting.Conclusions: Two chemicals identified as causing bronchiolitis obliterans in the coffee roasting process are believed to explain why the disease is difficult to treat. This information can be used effectively in the future prevention of this disease. Future studies should clearly identify the potential for toxicity of alpha-diketones and the bases of OELs in relation to the occurrence of obstructive bronchiolitis, including measurement of various organic compounds and alpha-diketones from ground coffee, as well as various coffee grinds and coffee bean varieties. In particular, it is necessary to clarify the current understanding of the dose-response relationship between alpha-diketone and lung disease in workers involved in coffee roasting.Key words: Coffee, flavoring, hazards, review, roasting

120 ์ž„๊ฒฝํƒ

www.kiha.kr Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140

I. ์„œ ๋ก 

์ปคํ”ผ๋Š” ์ „ ์„ธ๊ณ„์—์„œ ์˜ค๋žœ ๊ธฐ๊ฐ„ ์•ˆ์ „ํ•˜๊ฒŒ ์Œ์šฉํ•˜์—ฌ ์˜จ ๊ธฐํ˜ธ์‹ํ’ˆ์œผ๋กœ์„œ ๊ตญ๋‚ด ์ปคํ”ผ์ „๋ฌธ์ ์ด ํฌํ™”์ƒํƒœ์— ์ด๋ฅด๋ฉด์„œ ์น˜์—ดํ•œ ๊ฒฝ์Ÿ์ด ๋ฒŒ์–ด์ง€๊ณ  ์žˆ๋‹ค. 2011๋…„ ์ปคํ”ผ ์†Œ๋น„ ์„ฑ์ธ์ธ๊ตฌ 3,470๋งŒ ๋ช…์„ ๊ธฐ์ค€์œผ๋กœ ์ถ”์‚ฐํ–ˆ์„ ๋•Œ ์„ฑ์ธ 1์ธ๋‹น ์ปคํ”ผ ์Œ์šฉ ์ž” ์ˆ˜๊ฐ€ ์•ฝ 670์ž”์— ๋‹ฌํ•˜๋Š” ๊ฒƒ์œผ๋กœ ์กฐ์‚ฌ๋˜์—ˆ๋‹ค. ์ด๋Š” ์„ฑ์ธ 1์ธ๋‹น ํ•˜๋ฃจ ํ‰๊ท  1.83์ž”์˜ ์ปคํ”ผ๋ฅผ ๋งˆ์‹œ๋Š” ์ •๋„๋ผ๊ณ  ํ•œ๋‹ค(IoHE, 2012). ์šฐ๋ฆฌ๋‚˜๋ผ๋Š” ์ตœ๊ทผ ์ปคํ”ผ ๊ด€๋ จ ์‚ฐ์—…์ด ๋ฐœ๋‹ฌํ•˜๋ฉด์„œ ์นดํŽ˜, ์ปคํ”ผ์ˆ ๋“ฑ์˜ ์ฐฝ์—…๋„ ํ™•์‚ฐ ์ผ๋กœ์— ์žˆ์œผ๋ฉฐ, ์—ฌ๊ธฐ์—๋Š” ํ”„๋žœ์ฐจ์ด์ฆˆ ์นดํŽ˜๋“ค์˜ ์ง€์†์ ์ธ ์ฆ๊ฐ€๊ฐ€ ํฐ ์›์ธ์œผ๋กœ ์ž‘์šฉํ•˜๊ณ  ์žˆ๋‹ค(CoffeeTV, 2016). 2,3-๋ถ€ํƒ„๋””์˜จ(2,3-butanedione, diacetyl, DA), 2,3-ํŽœํƒ„๋””์˜จ(2,3-pentanedione, PD) ๋“ฑ์— ์˜ํ•œ ์ง์—…์„ฑ ํ์งˆํ™˜ ์˜ˆ๋ฐฉ์„ ์œ„ํ•œ ๋…์„ฑ ์Šคํฌ๋ฆฌ๋‹๊ณผ ์œ ํ•ด์„ฑ ํ™•์ธ, ์งˆํ™˜

์˜ ์กฐ๊ธฐ๋ฐœ๊ฒฌ์„ ์œ„ํ•œ ์ƒ์ฒด์ง€ํ‘œ์˜ ๋ฐœ๊ตด์ด ํ•„์š”ํ•˜์—ฌ, ๋™ ์—ฐ๊ตฌ๋ฅผ ํ†ตํ•ด ์‹ํ’ˆ๊ฐ€๊ณต ๋ฐ ์‹ํ’ˆ์ฒจ๊ฐ€๋ฌผ ์ œ์กฐ๊ด€๋ จ ๋…ธ๋™์ž์˜ ํ™”ํ•™๋ฌผ์งˆ์— ์˜ํ•œ ๋…ธ๋™์ž ์ง์—…์„ฑ ์งˆํ™˜์˜ˆ๋ฐฉ์— ํ™œ์šฉํ•˜๊ณ ์ž ํ•˜์˜€๋‹ค. ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ • ๋“ฑ ๊ฐ€๊ณต์‹œ์„ค์—์„œ ๋””์•„์„ธํ‹ธ์ด๋ผ๊ณ  ๋ถˆ๋ฆฌ๋Š” ํ™”ํ•™๋ฌผ์งˆ์— ๋…ธ์ถœ๋œ ๋…ธ๋™์ž๋“ค๊ณผ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ(bronchiolitis obliterans, BO)์ด๋ผ๊ณ  ๋ถˆ๋ฆฌ๋Š” ํฌ๊ท€ํ•˜๊ณ  ์‹ฌ๊ฐํ•œ ํ˜ธํก๊ธฐ ์งˆํ™˜์ด ๊ด€๋ จ๋œ๋‹ค๋Š” ์ฆ๊ฑฐ๋“ค์ด ๋ณด๊ณ ๋˜๊ณ  ์žˆ์œผ๋ฉฐ, ๋™ ์‚ฌ๋ก€๋Š” ๋ชจ๋‘ ๋ฏธ๊ตญ ํ…์‚ฌ์Šค์˜ ํ•œ ์ง์žฅ์—์„œ ์ปคํ”ผ ๊ฐ€๊ณต๋ถ„์•ผ์—์„œ ์ผํ•˜๋Š” ๋…ธ๋™์ž์—๊ฒŒ์„œ ๋ฐœ์ƒํ–ˆ๋‹ค(Aguilar et al., 2016). ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์€ ์„ธ๊ธฐ๊ด€์ง€์˜ ์†์ƒ๊ณผ ์ง„ํ–‰๋˜๋Š” ์—ผ์ฆ์œผ๋กœ ์ธํ•˜์—ฌ ์ผ์–ด๋‚œ ์„ธ๊ธฐ๊ด€์ง€ ํ์‡„๋ฅผ ๋™๋ฐ˜ํ•œ ์—ผ์ฆ์„ ๋งํ•˜๊ณ , ์ฆ์ƒ์€ ๋Œ€๋ถ€๋ถ„ ๋‹ค๋ฅธ ์งˆํ™˜์˜ ๊ฒฝ๊ณผ์— ๋”ฐ๋ผ ๋ฐœ์ƒํ•˜๊ธฐ ๋•Œ๋ฌธ์— ํ”ํ•œ ์งˆํ™˜์€ ์•„๋‹ˆ๋ฉฐ, ์„ธ๊ธฐ๊ด€์ง€์—ผ ๋˜๋Š” ๊ธฐ๊ด€์ง€์—ผ๊ณผ ๋น„์Šทํ•˜๊ฒŒ ๋‚˜ํƒ€๋‚œ๋‹ค. ์ฒ˜์Œ 1~2์ฃผ ๋™์•ˆ์€ ํ˜ธํก ๊ณค๋ž€, ๊ธฐ์นจ ๊ทธ๋ฆฌ๊ณ  ๊ฐ๋‹ด๊ณผ ์ฒœ๋ช…์ด ๋™

ACGIH American Conference of Governmental Industrial Hygienists, ๋ฏธ๊ตญ ์ •๋ถ€๊ธฐ๊ด€ ์‚ฐ์—…์œ„์ƒ์ „๋ฌธ๊ฐ€ํ˜‘์˜ํšŒBFMP Butter-Flavored Microwave Popcorn, ๋ฒ„ํ„ฐ ๋ง›์„ ๋‚ธ ์ „์ž๋ ˆ์ธ์ง€์šฉ ํŒ์ฝ˜BO Bronchiolitis Obliterans, ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผCDC Centers for Disease Control and Prevention, ์งˆ๋ณ‘ํ†ต์ œ์˜ˆ๋ฐฉ์„ผํ„ฐCDHS Center for Development of Human Services, ์ธ๋ ฅ๊ฐœ๋ฐœ์„ผํ„ฐCOPD Chronic Obstructive Pulmonary Disease, ๋งŒ์„ฑ ํ์‡„์„ฑ ํ ์งˆํ™˜DA Diacetyl, ๋””์•„์„ธํ‹ธ, 2,3-๋ถ€ํƒ„๋””์˜จ์˜ ๋‹ค๋ฅธ ์ด๋ฆ„EPA United States Environmental Protection Agency, ๋ฏธ๊ตญํ™˜๊ฒฝ๋ณดํ˜ธ๊ตญERC European Research Council, ์œ ๋Ÿฝ์—ฐ๊ตฌ์œ„์›ํšŒFDA United States Food and Drug Administration, ๋ฏธ๊ตญ์‹ํ’ˆ์˜์•ฝ๊ตญFTIR Fourier Transform Infrared Spectroscopy, ํ‘ธ๋ฆฌ์— ๋ณ€ํ™˜ ์ ์™ธ์„  ๋ถ„๊ด‘๋ฒ•IARC International Agency for Research on Cancer, ๊ตญ์ œ์•”์—ฐ๊ตฌ์†ŒIRIS Integrated Risk Information System, ํ†ตํ•ฉ ๋ฆฌ์Šคํฌ ์ •๋ณด ์‹œ์Šคํ…œISO International Organization for Standardization, ๊ตญ์ œํ‘œ์ค€ํ™”๊ธฐ๊ตฌNIOSH National Institute for Occupational Safety and Health, ๋ฏธ๊ตญ์‚ฐ์—…์•ˆ์ „๋ณด๊ฑด์—ฐ๊ตฌ์›NOES National Occupational Exposure Survey, ๊ตญ๊ฐ€ ์ง์—…๋…ธ์ถœ ์กฐ์‚ฌNTP National Toxicology Program, ๊ตญ๋ฆฝ๋…์„ฑํ”„๋กœ๊ทธ๋žจOSHA Occupational Safety and Health Administration, ๋ฏธ๊ตญ์‚ฐ์—…์•ˆ์ „๋ณด๊ฑด์ฒญREL Recommended Exposure Limit, ๊ถŒ์žฅ ๋…ธ์ถœ ํ•œ๋„SCE Sister Chromatid Exchange, ์ž๋งค์—ผ์ƒ‰๋ถ„์ฒด ๊ตํ™˜STEL Short Term Exposure Limit, ๋‹จ์‹œ๊ฐ„ ๋…ธ์ถœ ํ•œ๋„, 15๋ถ„ ๊ฐ€์ค‘ํ‰๊ท ๊ฐ’TLV Threshold Limit Value, 8์‹œ๊ฐ„ ๊ฐ€์ค‘ํ‰๊ท ๊ฐ’, ๊ฑฐ์˜ ๋ชจ๋“  ๊ทผ๋กœ์ž๊ฐ€ ๊ฑด๊ฐ•์žฅํ•ด๋ฅผ ๋ฐ›์ง€

์•Š๊ณ  ๋งค์ผ ๋ฐ˜๋ณตํ•˜์—ฌ. ๋…ธ์ถœ๋  ์ˆ˜ ์žˆ๋Š” ๊ณต๊ธฐ ์ค‘ ์œ ํ•ด๋ฌผ์งˆ์˜ ๋†๋„ ๋˜๋Š” ๋ฌผ๋ฆฌ์  ์ธ์ž์˜ ๊ฐ•๋„

TWA Time Weighted Average, 1์ผ ์ž‘์—…์‹œ๊ฐ„๋™์•ˆ์˜ ์‹œ๊ฐ„๊ฐ€์ค‘ํ‰๊ท ๋…ธ์ถœ๊ธฐ์ค€

Abbreviations and Definitions

์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒ๋˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ์˜ ์œ ํ•ด์„ฑ ๊ณ ์ฐฐ ๋ฐ ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ ๋ฐฉ์•ˆ 121

Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140 www.kiha.kr

๋ฐ˜๋˜๋ฉฐ, ์‹ฌํ•˜๋ฉด ์ฒญ์ƒ‰์ฆ๊ณผ ๊ฐ€์Šด์— ํ†ต์ฆ์ด ๋‚˜ํƒ€๋‚  ์ˆ˜ ์žˆ์ง€๋งŒ, ๊ธ‰์„ฑ๊ธฐ ํ›„ ์ˆ˜๊ฐœ์›”์— ๊ฑธ์ณ์„œ ํ˜ธ์ „๋˜๋Š” ๋งŒ์„ฑ ๊ฒฝ๊ณผ๋ฅผ ๊ฑฐ์นœ๋‹ค. ์ฒญ๋…„์ด๋‚˜ ์žฅ๋…„์—๊ฒŒ๋Š” ํ”ํ•˜์ง€๋งŒ, ์†Œ์•„์—๊ฒŒ๋Š” ์•„๋ฐ๋…ธ๋ฐ”์ด๋Ÿฌ์Šค์™€ ๊ฐ™์€ ํ˜ธํก๊ธฐ ๊ฐ์—ผ ํ›„์— ์ƒ๊ธฐ๋Š” ์˜ˆ๊ฐ€ ๋งŽ๋‹ค. ๋””์•„์„ธํ‹ธ์€ ์ „์ž๋ ˆ์ธ์ง€ ํŒ์ฝ˜ ์ œ์กฐ ๋…ธ๋™์ž๋“ค์—์„œ ์ฒ˜์Œ์œผ๋กœ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์„ ๋ฐœ๋ณ‘์‹œํ‚จ ์‹ํ’ˆ ํ–ฅ๋ฃŒ๋กœ์„œ, ์ปคํ”ผ๋ฅผ ๋ณถ์„ ๋•Œ ์ž์—ฐ์ ์œผ๋กœ ์ƒ์„ฑ๋  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ๋ง›์„ ๋‚ธ ์ปคํ”ผ์— ์ฒจ๊ฐ€๋œ ํ–ฅ๋ฃŒ๋Š” ์ข…์ข… ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์„ ํ•จ์œ ํ•˜๊ณ  ์žˆ๋‹ค. ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์€ ๋ชจ๋‘ ์ปคํ”ผ ๋กœ์ŠคํŒ…, ๊ทธ๋ผ์ธ๋”ฉ ๋ฐ ํฌ์žฅ์„ ํฌํ•จํ•œ ๋‹ค์ˆ˜์˜ ์‹ํ’ˆ ์ œ์กฐ๊ณผ์ •์—์„œ ๋…ธ์ถœ๋œ๋‹ค(Liu et al., 2017). ๋…ธ์ถœ ๋…ธ๋™์ž์˜ ์งˆ๋ณ‘์„ ์˜ˆ๋ฐฉํ•˜๊ธฐ ์œ„ํ•ด NIOSH๋Š” ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์˜ ๊ณต๊ธฐ ์ค‘ ๋ชจ๋‹ˆํ„ฐ๋ง, ๋…ธ๋™์ž ๋…ธ์ถœ์„ ์ค„์ด๊ธฐ ์œ„ํ•œ ํ™˜๊ธฐ ๋ฐ ํ์•”์˜ ์กฐ๊ธฐ ๋ฐœ๊ฒฌ์„ ์œ„ํ•œ ์—ฐ๊ตฌ๋ฅผ ๊ณ„์†ํ•˜๊ณ  ์žˆ๋‹ค. ๋””์•„์„ธํ‹ธ๊ณผ ๊ทธ ๋Œ€์ฒด๋ฌผ์งˆ์ธ 2,3-ํŽœํƒ„๋””์˜จ์€ ์‹ํ’ˆ ํ–ฅ๋ฃŒ ๋ฐ ๊ทธ ์ƒ์‚ฐ์—์„œ ๊ด‘๋ฒ”์œ„ํ•˜๊ฒŒ ์‚ฌ์šฉ๋˜๋Š” ํ–ฅ๋ฏธ์ œ๋กœ์„œ, diacetyl์— ์ง์—…์ ์œผ๋กœ ๋…ธ์ถœ๋˜๋ฉด ์‹ฌ๊ฐํ•œ ํ˜ธํก์žฅ์• ์™€ ํ์‡„์„ฑ ๊ธฐ๊ด€์ง€์—ผ, ์ฆ‰ ๋Œ์ดํ‚ฌ ์ˆ˜ ์—†๋Š” ์‹ฌ๊ฐํ•œ ํ ์งˆํ™˜์ด ๋ฐœ์ƒํ•œ๋‹ค. ์ด ์งˆํ™˜์—์„œ ํ์˜ ๊ฐ€์žฅ ์ž‘์€ ๊ธฐ๋„(์„ธ๊ธฐ๊ด€์ง€)๋Š” ์ƒ์ฒ˜๋ฅผ ์ž…์–ด ์ˆ˜์ถ•๋˜์–ด ๊ณต๊ธฐ์˜ ์›€์ง์ž„์„ ๋ง‰๋Š”๋‹ค. ๋˜ํ•œ 2,3-ํŽœํƒ„๋””์˜จ์€ ํ™”ํ•™์ ์œผ๋กœ ์œ ์‚ฌํ•˜๋ฉฐ ๋™๋ฌผ ๋ชจ๋ธ์—์„œ๋„ ์œ ์‚ฌํ•œ ํšจ๊ณผ๋ฅผ ๋‚˜ํƒ€๋‚ธ๋‹ค. ์‹ํ’ˆ ์ƒ์‚ฐ ๋…ธ๋™์ž์˜ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์— ๋Œ€ํ•œ ์ฒซ ๋ฒˆ์งธ ๊ด€์ฐฐ์€ 1985๋…„ ์ œ๋นต ์‚ฐ์—…์„ ์œ„ํ•œ ํ–ฅ๋ฃŒ ์ œ์กฐ์— ์‚ฌ์šฉ๋œ ์„ฑ๋ถ„ ์ค‘ diacetyl๊ณผ ๊ด€๋ จ๋œ ์‹œ์„ค์—์„œ ์ผ์–ด๋‚œ ๊ฒƒ์œผ๋กœ ์•Œ๋ ค์กŒ๋‹ค(NIOSH, 1985). 2000๋…„ 8์›” ๋ณด๊ฑด๋‹น๊ตญ์€ NIOSH์—๊ฒŒ ์ „์ž๋ ˆ์ธ์ง€ ํŒ์ฝ˜ ๊ณต์žฅ์˜ ์ „์ง ๋…ธ๋™์ž์—์„œ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์„ ์กฐ์‚ฌํ•˜๊ธฐ ์œ„ํ•ด ๊ธฐ์ˆ ์ง€์›์„ ์š”์ฒญํ–ˆ๋‹ค. ๊ทธ ์š”์ฒญ์€ NIOSH๊ฐ€ ์ด๋„๋Š” ์—ฐ๊ตฌ๋กœ ์ด์–ด์กŒ์œผ๋ฉฐ, ์ด๋Ÿฌํ•œ ์กฐ์‚ฌ๋ฅผ ํ†ตํ•ด ํŒ์ฝ˜์— ์ถ”๊ฐ€๋œ ์ธ์กฐ๋ฒ„ํ„ฐ ํ–ฅ์ด ์งˆ๋ณ‘์˜ ์›์ธ์ธ ๊ฒƒ์œผ๋กœ ํŒ๋ช…๋˜์—ˆ๋‹ค. ์ „์ž๋ ˆ์ธ์ง€ ํŒ์ฝ˜ ๋ฐ ํ–ฅ๋ฃŒ ์ œ์กฐ ์‚ฐ์—…์—์„œ NIOSH ์กฐ์‚ฌ ๊ฒฐ๊ณผ๋Š” ํ–ฅ๋ฃŒ๋ฅผ ์‚ฌ์šฉํ•˜๊ฑฐ๋‚˜ ์ œ์กฐํ•˜๋Š” ๋…ธ๋™์ž์˜ ํ ์งˆํ™˜ ์˜ˆ๋ฐฉ์— ๋Œ€ํ•œ ๊ธฐ์ดˆ๋ฅผ ์ œ๊ณตํ–ˆ๋‹ค. 2012๋…„ NIOSH๋Š” ํ’๋ฏธ๊ฐ€ ์žˆ๋Š” ์ „์ฒด ์ฝฉ ๋ฐ ๋ณถ์€ ์ปคํ”ผ๋ฅผ ์ƒ์‚ฐํ•˜๊ณ  ํฌ์žฅํ•˜๊ธฐ ์œ„ํ•ด ์ธ๊ณต ํ–ฅ๋ฃŒ๋ฅผ ์‚ฌ์šฉํ•œ ๋…ธ๋™์ž ๊ตฐ์—์„œ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์„ ํ™•์ธํ–ˆ๋‹ค. ์ธ๊ณต ์ปคํ”ผ ํ–ฅ๋ฃŒ์˜ diacetyl์ด ์งˆ๋ณ‘์˜ ์ด๋Ÿฌํ•œ ์ƒˆ๋กœ์šด ์‚ฌ๋ก€๋ฅผ ์ผ์œผํ‚ค๋Š” ์›์ธ์ด ๋˜์—ˆ๋‹ค๋Š” ๊ฒƒ์ด ๋“œ๋Ÿฌ๋‚ฌ์œผ๋ฉฐ, ์ด๋กœ ์ธํ•ด ์ปคํ”ผ ๋กœ์ŠคํŒ… ๋ฐ ํฌ์žฅ ์‹œ์„ค์—์„œ ์ผ๋ จ์˜ ์กฐ์‚ฌ๊ฐ€ ์ด๋ฃจ์–ด์กŒ๋‹ค. ์ด๋Ÿฌํ•œ ์ง€์†์ ์ธ ์—ฐ๊ตฌ์˜ ์ผํ™˜์œผ๋กœ, NIOSH๋Š” diacetyl, 2,3-ํŽœํƒ„๋””์˜จ ๋ฐ ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณผ์ •์—์„œ ์ž์—ฐ์ ์œผ๋กœ ์ƒ์„ฑ๋˜๊ณ  ๋ฐฉ์ถœ๋˜๋Š” ๋‹ค๋ฅธ ํ™”ํ•™๋ฌผ์งˆ์„ ํ‰๊ฐ€ํ•˜๊ณ  ์žˆ๋‹ค(Daglia et al., 2007; Duling et al., 2016). ๋ถ„์‡„ํ•œ ๋ณถ์€ ์ปคํ”ผ ์›๋‘๋Š”

์ด๋Ÿฌํ•œ ํ™”ํ•ฉ๋ฌผ์˜ ๊ฐ€์Šค ์ œ๊ฑฐ๋ฅผ ์œ„ํ•ด ๋” ํฐ ํ‘œ๋ฉด์ ์„ ์ƒ์„ฑํ•œ๋‹ค. ์ปคํ”ผ ๊ฐ€๊ณต์‹œ์„ค์—์„œ ์ปคํ”ผ์˜ ๋ถ„์‡„ ๋ฐ ํฌ์žฅ์ด ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์— ๋Œ€ํ•œ ๋™์‹œ ๋…ธ์ถœ์„ ๋ฐœ์ƒ์‹œํ‚ค๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ์œผ๋ฉฐ ์ด๋Š” diacetyl ๋Œ€์‹ ์— ํ–ฅ๋ฃŒ๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ์ง€์—ญ์—์„œ NIOSH๊ฐ€ ์ œ์•ˆํ•œ REL์„ ํ›จ์”ฌ ์ดˆ๊ณผํ•˜๋ฉฐ, ์ด ๊ฒฐ๊ณผ๋Š” ์‚ฌ์—…์ฃผ, ์ •๋ถ€ ๋ฐ ๊ณต์ค‘๋ณด๊ฑด ์ปจ์„คํ„ดํŠธ๊ฐ€ ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์— ๋Œ€ํ•ด ์ œ์•ˆ๋œ REL์„ ์ดˆ๊ณผํ•˜๋Š” ๊ฒฝ์šฐ ์˜ˆ๋ฐฉ์  ๊ฐœ์ž…์„ ์œ ๋„ํ•˜๊ธฐ ์œ„ํ•ด ์—…๊ณ„ ์ „๋ฐ˜์˜ ์œ ์‚ฌ์ ๊ณผ ์ฐจ์ด์ ์„ ํ‰๊ฐ€ํ•  ๊ฒƒ์„ ์š”๊ตฌํ•œ๋‹ค. 2,3-ํŽœํƒ„๋””์˜จ์„ ํ•จ์œ ํ•œ ๋ฒ„ํ„ฐ๋ฐ€ํฌ ํ–ฅ์— ๋…ธ์ถœ๋œ ๋…ธ๋™์ž๋“ค์—์„œ ํ ๊ธฐ๋Šฅ ๊ฐ์†Œ(์ œํ•œ์  ํ˜ธํก)๊ฐ€ ๋ณด๊ณ ๋˜์—ˆ๊ณ , ์ด ๋…ธ๋™์ž๋“ค์€ ์ด์ „์— ๋””์•„์„ธํ‹ธ์„ ํ•จ์œ ํ•œ ๋ฒ„ํ„ฐ๋ฐ€ํฌ ํ–ฅ๋ฃŒ์— ๋…ธ์ถœ๋˜์—ˆ๋‹ค. ๊ธฐ๋„ ์†์ƒ์€ 2,3-ํŽœํƒ„๋””์˜จ์„ ํ˜ธํกํ•˜๋Š” ์‹คํ—˜๋™๋ฌผ์—์„œ ๋‹จ๊ธฐ๊ฐ„์— ๋†’์€ ์šฉ๋Ÿ‰์œผ๋กœ ๊ด€์ฐฐ๋˜์—ˆ๋‹ค. ์‚ฌ๋žŒ์—์„œ ์•”์„ ์œ ๋ฐœํ•  ์ˆ˜ ์žˆ๋Š” 2,3-ํŽœํƒ„๋””์˜จ์˜ ์ž ์žฌ๋ ฅ์€ ๋ฏธ๊ตญ EPA IRIS ํ”„๋กœ๊ทธ๋žจ, ๊ตญ์ œ์•”์—ฐ๊ตฌ์†Œ ๋˜๋Š” NTP ์ œ13์ฐจ ๋ฐœ์•”์„ฑ ๋ณด๊ณ ์„œ์—์„œ๋Š” ํ‰๊ฐ€๋˜์ง€ ์•Š์•˜๋‹ค(NTP, 1985).

์ „์ž๋ ˆ์ธ์ง€ ํŒ์ฝ˜ ํšŒ์‚ฌ์˜ ๋…ธ๋™์ž๋Š” ๋ชจ๋“  ์›์ธ์œผ๋กœ ์ธํ•œ ์‚ฌ๋ง๋ฅ ์ด ์ •์ƒ์ด์ง€๋งŒ COPD ๊ด€๋ จ ๋น„์œจ์ด ๋†’์•˜๋‹ค. ํŠนํžˆ ์ด์ „์— ๊ณ ์šฉ๋œ ๋…ธ๋™์ž๋Š” ๋””์•„์„ธํ‹ธ ๋…ธ์ถœ์ด ์ค„์—ˆ๋‹ค. ๋„ค๋œ๋ž€๋“œ์˜ ๋””์•„์„ธํ‹ธ ๊ณต์žฅ์˜ 4๋ช…์˜ ๋…ธ๋™์ž๋Š” ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ ์ฆํ›„๊ตฐ์œผ๋กœ ์ง„๋‹จ๋ฐ›์•˜๋‹ค. ์ด๋Š” 1960๋…„์—์„œ 2003๋…„ ์‚ฌ์ด์— ๊ณต์žฅ์—์„œ ๊ทผ๋ฌดํ•œ 175๋ช…์˜ ๋…ธ๋™์ž ์ง‘๋‹จ์—์„œ ๋…ธ์ถœ, ํ˜ธํก๊ธฐ ์ฆ์ƒ, ํ ๊ธฐ๋Šฅ ๋ฐ ๋…ธ์ถœ-๋ฐ˜์‘ ๊ด€๊ณ„์— ๋Œ€ํ•œ ์กฐ์‚ฌ๋กœ ์ด์–ด์กŒ๋‹ค. ํ๊ธฐ๋Šฅ ๋ฐ ํ˜ธํก๊ธฐ ์ฆ์ƒ์— ๋Œ€ํ•œ ์„ค๋ฌธ์ง€ ๋ฐ์ดํ„ฐ๋ฅผ ์ผ๋ฐ˜ ์ธ๊ตฌ ์ƒ˜ํ”Œ๊ณผ ๋น„๊ตํ•˜๊ณ  ๋…ธ์ถœ๋˜์ง€ ์•Š์€ ๋‚ด๋ถ€ ์ฐธ์กฐ ๊ทธ๋ฃน์œผ๋กœ 2๊ฐœ์˜ ๋Œ€์กฐ๊ตฐ๊ณผ ๋น„๊ตํ•˜์—ฌ, ๋””์•„์„ธํ‹ธ ๋…ธ์ถœ ๋…ธ๋™์ž๊ฐ€ ํ˜ธํก๊ธฐ ์ฆ์ƒ, ๋งค์ผ์˜ ๊ธฐ์นจ ๋ฐ ์ฒœ์‹์ด ์œ ์˜ํ•˜๊ฒŒ ์ฆ๊ฐ€ํ•จ์„ ๋ณด๊ณ ํ–ˆ๋‹ค. ๋…ธ์ถœ๊ณผ FEV1 ์‚ฌ์ด์˜ ๊ด€๊ณ„ ๋˜ํ•œ ๊ด€์ฐฐ๋˜์—ˆ๋‹ค. ์ด ํ›„ํ–ฅ์  ์ฝ”ํ˜ธํŠธ์—์„œ์˜ ํ˜ธํก๊ธฐ ์ฆ์ƒ์˜ ๊ณผ๋‹ค๋Š” ๋””์•„์„ธํ‹ธ ์ƒ์‚ฐ์ด ์ง์—… ์œ„ํ—˜์„ ์•ผ๊ธฐํ•จ์„ ์‹œ์‚ฌํ•œ๋‹ค(van Rooy et al., 2009). 2004๋…„ 8์›”, ์บ˜๋ฆฌํฌ๋‹ˆ์•„ ๋ณด๊ฑด์„œ๋น„์Šค๋ถ€์„œ(CDHS)์™€ ์‚ฐ์—…์•ˆ์ „๋ณด๊ฑด๋ถ€(Cal/OSHA)๋Š” ์บ˜๋ฆฌํฌ๋‹ˆ์•„์˜ ํ–ฅ๋ฃŒ ์ œ์กฐ ๋…ธ๋™์ž์˜ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ ์ง„๋‹จ์— ๋Œ€ํ•œ ์ฒซ ๋ฒˆ์งธ ๋ณด๊ณ ์„œ๋ฅผ ๋ฐ›์•˜๊ณ , 2006๋…„ 4์›”, ๋‹ค๋ฅธ ํšŒ์‚ฌ์˜ ํ’๋ฏธ ์ƒ์‚ฐ ๋…ธ๋™์ž์— ๋Œ€ํ•œ ๋‘ ๋ฒˆ์งธ ๋ณด๊ณ ์„œ๊ฐ€ ์ ‘์ˆ˜๋˜์—ˆ์ง€๋งŒ, ์–ด๋–ค ๋…ธ๋™์ž๋„ ์ „์ž๋ ˆ์ธ์ง€ ํŒ์ฝ˜ ์‚ฐ์—…์— ์ข…์‚ฌํ•˜์ง€ ์•Š์•˜๊ณ , ๋‘˜ ๋‹ค ์ฒด๋ฆฌ, ์•„๋ชฌ๋“œ, ํ”„๋ž„๋ฆฐ, ์ž˜๋ผํŽ˜๋…ธ, ์˜ค๋ Œ์ง€์™€ ๊ฐ™์€ ์ธ๊ณตํ–ฅ๋ฃŒ ๋ฐ ๊ธฐํƒ€ ํ–ฅ๋ฃŒ๋ฅผ ์ƒ์‚ฐํ•˜๋Š” ํ–ฅ๋ฃŒ ์ œ์กฐ์—…๊ณ„์˜ ๋…ธ๋™์ž๋“ค์ด์—ˆ๋‹ค. ๋‘ ๋…ธ๋™์ž ๋ชจ๋‘ ์ธ์กฐ๋ฒ„ํ„ฐ ๋ฐ ๊ธฐํƒ€ ํ–ฅ๋ฃŒ์˜ ์„ฑ๋ถ„์ธ ์ˆœ์ˆ˜ ๋””์•„์„ธํ‹ธ๊ณผ ์ œ์กฐ๊ณต์ •์— ๊ด€์—ฌํ•˜๋Š” ์ถ”๊ฐ€ ํ™”ํ•™๋ฌผ์งˆ์„ ์ทจ๊ธ‰ํ–ˆ๋‹ค. ์—ฐ๊ตฌ์— ๋”ฐ๋ฅด๋ฉด ๋””์•„์„ธํ‹ธ์— ๋…ธ์ถœ๋˜๋ฉด ๋™๋ฌผ์—์„œ ์‹ฌํ•œ ํ˜ธํก์ƒํ”ผ ์†

122 ์ž„๊ฒฝํƒ

www.kiha.kr Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140

์ƒ์„ ์ผ์œผํ‚ค๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ํ–ฅ๋ฃŒ์˜ ์ œ์กฐ์—๋Š” 2,000๊ฐ€์ง€๊ฐ€ ๋„˜๋Š” ํ™”ํ•™๋ฌผ์งˆ์ด ํฌํ•จ๋˜๊ธฐ ๋•Œ๋ฌธ์— ์ผ๋ฐ˜์ ์ธ ํ–ฅ๋ฃŒ ์ œ์กฐ์—…๊ณ„์˜ ๋…ธ๋™์ž๋Š” ์ฃผ๋กœ ๋ฒ„ํ„ฐ ํ–ฅ์„ ์‚ฌ์šฉํ•˜๋Š” ์ „์ž๋ ˆ์ธ์ง€ ํŒ์ฝ˜ ์‚ฐ์—…์˜ ๋…ธ๋™์ž๋ณด๋‹ค ๋” ๋งŽ์€ ํ™”ํ•™๋ฌผ์งˆ์— ๋…ธ์ถœ๋œ๋‹ค(NIOSH, NOES Survey 1981-1983). ๋ฏธ๊ตญ์—์„œ ๋””์•„์„ธํ‹ธ์— ์ž ์žฌ์ ์œผ๋กœ ๋…ธ์ถœ๋œ ์‚ฌ๋žŒ์ด 3,438๋ช…(์—ฌ์„ฑ 1,628๋ช…)์ด๋ผ๊ณ  ํ†ต๊ณ„๋กœ ์ถ”์ •ํ–ˆ๋‹ค. ์ง์—…์  ๋…ธ์ถœ์€ ๋””์•„์„ธํ‹ธ์ด ์ƒ์‚ฐ๋˜๊ฑฐ๋‚˜ ์‚ฌ์šฉ๋˜๋Š” ์ž‘์—…์žฅ์—์„œ ์ด ํ™”ํ•ฉ๋ฌผ๊ณผ ํก์ž… ๋ฐ ํ”ผ๋ถ€๋…ธ์ถœ๋กœ ์ธํ•ด ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ๋‹ค. ๋ชจ๋‹ˆํ„ฐ๋ง ๋ฐ ์‚ฌ์šฉ ๋ฐ์ดํ„ฐ์— ๋”ฐ๋ฅด๋ฉด ์ผ๋ฐ˜์ธ์€ ๋ฒ„ํ„ฐ ํ–ฅ์ด ๋‚˜๋Š” ์ฆ๊ธฐ ํก์ž…, ์Œ์‹ ๋ฐ ์Œ๋ฃŒ์ˆ˜ ์„ญ์ทจ, ๋‹ด๋ฐฐ ์ œํ’ˆ ์‚ฌ์šฉ, ๋””์•„์„ธํ‹ธ์ด ํ•จ์œ ๋œ ๋‹ค๋ฅธ ์†Œ๋น„ ์ œํ’ˆ๊ณผ์˜ ํ”ผ๋ถ€ ์ ‘์ด‰์„ ํ†ตํ•ด ๋””์•„์„ธํ‹ธ์— ๋…ธ์ถœ๋  ์ˆ˜ ์žˆ๋‹ค(Lewis, 2004).

Table 1์—๋Š” ๋™๋ฌผ์‹œํ—˜์„ ํ†ตํ•ด ์–ป์–ด์ง„ ๋””์•„์„ธํ‹ธ์˜ ๋…์„ฑ์น˜๋ฅผ ์ •๋ฆฌํ•˜์—ฌ ๋‚˜ํƒ€๋ƒˆ๋‹ค.

์ง์—…์  ๋…ธ์ถœ์— ๋Œ€ํ•œ ๊ธฐ์ค€์œผ๋กœ, TLV๋Š” 8์‹œ๊ฐ„ TWA๊ฐ€ 0.01 ppm, 15๋ถ„ STEL์ด 0.02 ppm(ACGIH, 2016) ์ด๋ฉฐ, ์šฉ๋„์— ๋”ฐ๋ฅธ ๊ธฐ์ค€(ppm)์œผ๋กœ ๋ณดํ†ต ์•Œ์ฝ”์˜ฌ์„ฑ ์Œ๋ฃŒ 6.33~15.28, ๊ตฌ์šด ์‹ํ’ˆ 28.17~49.94, ์น˜์ฆˆ 3.68~7.95, ์ถ”์ž‰ ๊ฒ€ 0.69~9.20, ์˜ค์ผ 6.01~62.18, ๋ƒ‰๋™ ์œ ์ œํ’ˆ 11.17~35.08, ์ ค๋ผํ‹ด๊ณผ ํ‘ธ๋”ฉ 13.45~26.58, ๊ทธ๋ผ๋น„์–ด 7.19~25.04, ํ•˜๋“œ ์บ”๋”” 10.65~30.08, ๋ชจ์กฐ ์œ ์ œํ’ˆ 10.50~25.50, ์œก๋ฅ˜ ์ œํ’ˆ 27.81, ์œ ์ œํ’ˆ 4.70~7.00, ๋ฌด์•Œ์ฝœ ์Œ๋ฃŒ 10.35~21.43, ์Šค๋‚ต ์‹ํ’ˆ 0.38~0.76, ์†Œํ”„ํŠธ ์บ”

๋”” 17.13~43.32 ๋“ฑ์ด๋‹ค. ์•„์ด์Šคํฌ๋ฆผ, ๊ตฌ์šด ์‹ํ’ˆ ๋ฐ ๋งˆ๊ฐ€๋ฆฐ์€ ์ €๋†๋„๋กœ ์‚ฌ์šฉ๋œ๋‹ค(FEMA, 1994). ๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์„ ์ผ์œผํ‚ค๋Š” ๊ฒƒ์œผ๋กœ ํ™•์ธ๋œ 2์ข…์˜ ํ™”ํ•™๋ฌผ์งˆ์ด ๋ฏธ์น˜๋Š” ๊ฑด๊ฐ•์˜ํ–ฅ์— ๋Œ€ํ•œ ๊ทธ๋™์•ˆ์˜ ๋ณด๊ณ ๋“ค์„ ์ค‘์‹ฌ์œผ๋กœ ๊ทธ ์œ ํ•ด์„ฑ์„ ๊ณ ์ฐฐํ•ด ๋ณด๊ณ ์ž ํ•˜์˜€์œผ๋ฉฐ, ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์„ ์ผ์œผํ‚ค๋Š” ๊ฒƒ์œผ๋กœ ํ™•์ธ๋œ ํ™”ํ•™๋ฌผ์งˆ 2์ข…์˜ ๋…์„ฑ๊ธฐ์ „์„ ๊ทœ๋ช…ํ•˜๋Š”๋ฐ ๋„์›€์ด ๋˜๊ณ ์ž, ๊ฐ ํ™”ํ•™๋ฌผ์งˆ๋กœ ์ธํ•œ ์œ ์ „์ž ๋ฐœํ˜„ ๋ถ„์„(mRNA expression profiling) ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค๋ฅผ ๋ถ„์„ํ•˜์—ฌ ๋‘ ํ™”ํ•™๋ฌผ์งˆ์ด ๋ฏธ์น˜๋Š” ์˜ํ–ฅ์— ๋Œ€ํ•œ ๊ณ ์ฐฐ์„ ํ†ตํ•ด ๊ด€๋ จ ๊ณต์ •์˜ ๋…ธ๋™์ž ๋ฐ ์‚ฌ์—…์ฃผ์—๊ฒŒ ๋„์›€์ด ๋˜๊ณ ์ž ํ•˜์˜€๋‹ค.

โ…ก. ์—ฐ๊ตฌ ๋ฐฉ๋ฒ•

1. ๊ตญ๋‚ด์™ธ ๊ด€๋ จ ๋ฌธํ—Œ ๋ฐ ๋ฐœํ‘œ์ž๋ฃŒ ๋“ฑ์„ ์ด์šฉํ•œ ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ • ๋…ธ๋™์ž ์•ˆ์ „๋ณด๊ฑด ์‹คํƒœ์กฐ์‚ฌ1) ๊ตญ๋‚ด์™ธ ๊ด€๋ จ ๋ฌธํ—Œ ๋ฐ ๋ฐœํ‘œ์ž๋ฃŒ ๋“ฑ์„ ๊ฒ€์ƒ‰, ํ™œ์šฉํ•˜์—ฌ ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •, ๋””์•„์„ธํ‹ธ(2,3-๋ถ€ํƒ„๋””์˜จ), 2,3-ํŽœํƒ„๋””์˜จ๊ณผ ๊ด€๋ จ๋œ ๊ตญ๋‚ด์™ธ ๋ฌธํ—Œ ๋ฐ ๋ฐœํ‘œ ์ž๋ฃŒ๋ฅผ ๊ฒ€์ƒ‰, ๊ทธ ๊ฒฐ๊ณผ๋ฅผ ์ •๋ฆฌํ•˜์˜€์œผ๋ฉฐ, ๋ณธ ์—ฐ๊ตฌ๊ฒฐ๊ณผ์˜ ๊ณ ์ฐฐ์— ํ™œ์šฉํ•˜์˜€๋‹ค. ์ง์—…๋ณ‘, ํŠนํžˆ ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒํ•˜๋Š” ํ™”ํ•™๋ฌผ์งˆ๋กœ ์ธํ•œ ํ ์งˆํ™˜์— ์˜ํ–ฅ์„ ์ค„ ์ˆ˜ ์žˆ๋Š” ์š”์ธ๊ณผ ๊ด€๋ จ๋œ ๋…ผ๋ฌธ ๋ฐ ๋ฐœํ‘œ์ž๋ฃŒ ๋“ฑ์„ ์ˆ˜์ง‘ํ–ˆ๋‹ค. ๋…ผ์˜๋œ ์ฃผ์ œ์—๋Š” ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ์˜ ํ™”ํ•™์  ์œ ํ•ด์ธ์ž์— ๋Œ€ํ•œ ๋…ธ๋™์ž์˜ ๊ฑด๊ฐ•์˜ํ–ฅ ๋ฐ ์ง์—…๋ณ‘๊ณผ

Toxicity References(Links)

Male Rat gavage LD50 3,400 ใŽŽ/ใŽ

FAO/WHO Joint Expert Committee on Food Additives; WHO Food Additives Series 42: Safety evaluation of aliphatic acyclic and alicyclic alpha-diketones and related alpha-hydroxyketones(1999). Available from, as of April 28, 2016: http://www.inchem.org/pages/jecfa.html

Female Rat gavage LD50 3,000 ใŽŽ/ใŽ

FAO/WHO Joint Expert Committee on Food Additives; WHO Food Additives Series 42: Safety evaluation of aliphatic acyclic and alicyclic alpha-diketones and related alpha-hydroxyketones(1999). Available from, as of April 28, 2016: http://www.inchem.org/pages/jecfa.html

Rat gavage LD50 1,580 ใŽŽ/ใŽ

FAO/WHO Joint Expert Committee on Food Additives; WHO Food Additives Series 42: Safety evaluation of aliphatic acyclic and alicyclic alpha-diketones and related alpha-hydroxyketones(1999). Available from, as of April 28, 2016: http://www.inchem.org/pages/jecfa.html

Mouse oral LD50 250 ใŽŽ/ใŽ Lewis, R.J. Sr.(ed) Sax's Dangerous Properties of Industrial Materials. 11th Edition. Wiley-Interscience, Wiley & Sons, Inc. Hoboken, NJ. 2004., p. 586

Rat i.p. LD50 400 ใŽŽ/ใŽ Lewis, R.J. Sr.(ed) Sax's Dangerous Properties of Industrial Materials. 11th Edition. Wiley-Interscience, Wiley & Sons, Inc. Hoboken, NJ. 2004., p. 586

Guinea pig oral LD50 990 ใŽŽ/ใŽ Lewis, R.J. Sr.(ed) Sax's Dangerous Properties of Industrial Materials. 11th Edition. Wiley-Interscience, Wiley & Sons, Inc. Hoboken, NJ. 2004., p. 586

Table 1. Toxicity values of diacetyl from animal tests

์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒ๋˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ์˜ ์œ ํ•ด์„ฑ ๊ณ ์ฐฐ ๋ฐ ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ ๋ฐฉ์•ˆ 123

Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140 www.kiha.kr

๊ด€๋ จ๋œ ๋‚ด์šฉ์— ๋Œ€ํ•œ ์ ์ ˆํ•œ ๊ฒ€์ฆ์—ฐ๊ตฌ๊ฐ€ ํฌํ•จ๋˜์—ˆ๋‹ค. ๋ฌธํ—Œ ๊ฒ€์ƒ‰์€ PubMed (http://www.ncbi.nlm.nih.gov/pubmed), Google Scholar (http://scholar.google.com) ๋ฐ ScienceDirect(http://www.sciencedirect.com)์™€ ๊ฐ™์€ ์‚ฌ์ดํŠธ๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ˆ˜ํ–‰๋˜์—ˆ๋‹ค. ๊ฒ€์ƒ‰ ์ „๋žต์€ MeSH (National Center for Biotechnology Information, Bethesda, MD, USA)์˜ ์šฉ์–ด์™€ ํ‚ค์›Œ๋“œ๋ฅผ ์‚ฌ์šฉํ–ˆ๊ณ , ๋ชจ๋“  ๊ฒ€์ƒ‰ ๊ฒฐ๊ณผ๋Š” ๋…ผ๋ฌธ ๋ฐ ํ•™ํšŒ๋ฐœํ‘œ ์ดˆ๋ก์˜ ์ •๋ณด๋ฅผ ๊ฒ€ํ† ํ•˜์—ฌ ๋”์šฑ ์ขํ˜€๋‚˜๊ฐ”์œผ๋ฉฐ, scholar.google.com์˜ ๋ณด๊ณ ์„œ์™€ ์ฐธ๊ณ ๋ฌธํ—Œ์„ ๊ฒ€ํ† ํ•˜์—ฌ ๋ˆ„๋ฝ๋œ ์‚ฌ๋ก€ ๋ณด๊ณ ์„œ๋ฅผ ์ถ”๊ฐ€๋กœ ํ™•์ธํ–ˆ๋‹ค.

2) ์ „๋ฌธ๊ฐ€ ์ž๋ฌธํšŒ์˜์™ธ๋ถ€ ์ „๋ฌธ๊ฐ€๋ฅผ ์ดˆ๋น™ํ•˜์—ฌ 2ํšŒ์˜ ์ „๋ฌธ๊ฐ€ ์ž๋ฌธํšŒ์˜๋ฅผ ์‹ค

์‹œํ•˜์˜€๋‹ค.

3) ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ด€๋ จ ์ „๋ฌธ ์—…์ฒด ๊ฒฌํ•™์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์„ ์ˆ˜ํ–‰ํ•˜๊ณ  ์žˆ๋Š” ๊ด€๋ จ ์ „๋ฌธ ์—…์ฒด๋ฅผ

๊ฒฌํ•™ํ•˜์—ฌ, ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ด€๋ จ ์ž‘์—…์žฅ ์‹คํƒœ๋ฅผ ํŒŒ์•…ํ•˜์˜€๋‹ค. ๋‹ค๋งŒ, ๋™ ๊ฒฌํ•™์€ ๋น„๊ณต์‹์ ์œผ๋กœ ์ด๋ฃจ์–ด์กŒ์œผ๋ฉฐ, ๋ณธ ๋ณด๊ณ ์—์„œ๋Š” ๋ช…ํ™•ํ•œ ์—…์ฒด๋ช…์€ ๋ฐํžˆ์ง€ ์•Š์•˜๋‹ค.

2. ๋น„๊ต ๋…์„ฑ์œ ์ „์ฒดํ•™(Comparative Toxicogenomics) ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๊ฒ€์ƒ‰ใ†๋ถ„์„

๋ณธ ์—ฐ๊ตฌ์—์„œ ์‚ฌ์šฉํ•œ ๋‘ ๊ฐ€์ง€ ๋ฌผ์งˆ์ธ ๋””์•„์„ธํ‹ธ ๋ฐ 2,3-ํŽœํƒ„๋””์˜จ๊ณผ ๊ด€๋ จ๋œ ์œ ์ „์ž๋“ค์˜ ๋ฐœํ˜„๋ณ€ํ™”์— ๋Œ€ํ•œ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๊ฒ€์ƒ‰์„ ์ˆ˜ํ–‰ํ•˜์˜€์œผ๋ฉฐ, MDI Biological Laboratory & NC State University์—์„œ ์ œ๊ณตํ•˜๋Š” ๋น„๊ต ๋…์„ฑ์œ ์ „์ฒด ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค(Comparative Toxicogenomics Database; CTD) ํ™ˆํŽ˜์ด์ง€์—์„œ ๋‘ ๋ฌผ์งˆ๊ณผ ๊ด€๋ จ๋œ ์œ ์ „์ž ๋ณ€ํ™” ๋ฐ์ดํ„ฐ๋ฅผ ๊ฒ€์ƒ‰ํ•˜๊ณ , ๊ทธ ๊ฒฐ๊ณผ๋กœ ๋‚˜ํƒ€๋‚œ ๊ด€๋ จ ์œ ์ „์ž๋“ค์˜ ๋ณ€์ด์— ๋Œ€ํ•ด ๊ณ ์ฐฐํ•˜์˜€๋‹ค.

โ…ข. ์—ฐ๊ตฌ ๊ฒฐ๊ณผ

1. ๊ตญ๋‚ด์™ธ ๊ด€๋ จ๋ฌธํ—Œ ๋ฐ ๋ฐœํ‘œ์ž๋ฃŒ ๋“ฑ์„ ์ด์šฉํ•œ ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ • ๋…ธ๋™์ž ์•ˆ์ „๋ณด๊ฑด ์‹คํƒœ์กฐ์‚ฌ1) ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ด€๋ จ ์—…์ฒด ๊ฒฌํ•™

๊ฐ•์›๋„ ๊ฐ•๋ฆ‰์‹œ B๋กœ์ŠคํŒ… ์—…์ฒด์™€ ๊ฒฝ๊ธฐ๋„ ํŒŒ์ฃผ์‹œ T๋กœ์ŠคํŒ… ์—…์ฒด๋ฅผ ๋ฐฉ๋ฌธํ•˜์˜€๋‹ค. ๋™ ๊ฒฌํ•™์€ ๋น„๊ณต์‹์ ์œผ๋กœ ์ด๋ฃจ์–ด์กŒ์œผ๋ฉฐ, ๋ณธ ๋ณด๊ณ ์—์„œ๋Š” ๋ช…ํ™•ํ•œ ์—…์ฒด๋ช… ๋ฐ ๊ด€๋ จ ์‹คํƒœ์™€ ์‚ฌ์ง„ ๋“ฑ์€ ์ œ์‹œํ•˜์ง€ ์•Š์•˜๋‹ค. B์—…์ฒด์˜ ๊ฒฝ์šฐ, ์นดํŽ˜ ๊ฒฝ์˜๊ณผ

ํ•จ๊ป˜ ์ด๋ฃจ์–ด์ง€๋Š” ์ž‘์—…์žฅ์œผ๋กœ ๋กœ์ŠคํŒ…์€ ์ฃผ๋กœ ๊ณ ๊ฐ์ด ์—†๋Š” ๋ฐค๋ถ€ํ„ฐ ์ƒˆ๋ฒฝ ์‹œ๊ฐ„์— ์ด๋ฃจ์–ด์ง€๊ณ  ์žˆ์—ˆ์œผ๋ฉฐ, ๋‚ฎ์—๋Š” ์ž‘์—…์žฅ ์„ค๋น„์˜ ๊ฒฌํ•™๋งŒ ํ—ˆ์šฉํ•˜๋Š” ์ˆ˜์ค€์ด์—ˆ๋‹ค. T๋กœ์ŠคํŒ… ์—…์ฒด๋Š” ๋…๋ฆฝ๊ฑด๋ฌผ์— ์ž…์ฃผํ•˜์—ฌ ์ƒ์‹œ ๋กœ์ŠคํŒ… ์ž‘์—…์ด ์ด๋ฃจ์–ด์กŒ์œผ๋‚˜ ํ•ด๋‹น ๋…ธ๋™์ž์— ๋Œ€ํ•œ ์ ‘๊ทผ์กฐ์‚ฌ๋ฅผ ํ—ˆ์šฉํ•˜์ง€ ์•Š์•˜๋‹ค. ๋ณธ ์—ฐ๊ตฌ์› ์ง์—…ํ™˜๊ฒฝ์—ฐ๊ตฌ์‹ค์˜ ํ˜‘์กฐ๋กœ, ์œ„ ๋‘ ์—…์ฒด๋“ค์— ๋Œ€ํ•œ ์ž‘์—…ํ™˜๊ฒฝ์ธก์ • ๊ฒฐ๊ณผ์ž๋ฃŒ๋ฅผ ํ™•์ธํ•˜๊ณ ์ž ํ•˜์˜€์œผ๋‚˜, ์—…์ฒด๋ช… ๋ฐ ์‚ฌ์—…์ž๋“ฑ๋ก๋ฒˆํ˜ธ๋กœ๋Š” ์ž‘์—…ํ™˜๊ฒฝ์ธก์ •์ž๋ฃŒ๋ฅผ ๊ฒ€์ƒ‰ํ•  ์ˆ˜ ์—†์—ˆ๋‹ค. ์œ„ ์‚ฌ์—…์žฅ๋“ค์˜ ๋ถ€๋™์˜๋กœ ๊ตญ๋‚ด ์ปคํ”ผ ๋กœ์ŠคํŒ… ์ž‘์—…์žฅ์— ๋Œ€ํ•œ ๊ตฌ์ฒด์ ์ธ ์‹คํƒœ์กฐ์‚ฌ๋Š” ์ˆ˜ํ–‰ํ•˜์ง€ ๋ชปํ–ˆ์œผ๋ฉฐ, ๊ตญ๋‚ด์™ธ ์ปคํ”ผ ๋กœ์ŠคํŒ… ์‚ฌ์—…์žฅ์— ๋Œ€ํ•œ ๋ณด๊ณ ๋“ค์„ ๊ณ ์ฐฐํ•˜๋Š” ๋ฐฉ๋ฒ•์œผ๋กœ ๊ฐ„์ ‘์ ์ธ ์‹คํƒœ๋ฅผ ํŒŒ์•…ํ•˜๊ณ ์ž ํ•˜์˜€๋‹ค.

2014๋…„ ๋งค์ถœ์•ก ๊ธฐ์ค€ 5์กฐ 340์–ต ์› ๊ทœ๋ชจ์ธ ๊ตญ๋‚ด ์ปคํ”ผ์‚ฐ์—…์—์„œ ์ปคํ”ผ์ „๋ฌธ์ ์€ ์ ˆ๋ฐ˜๊ฐ€๋Ÿ‰(2์กฐ 5์ฒœ์–ต ์›)์„ ์ฐจ์ง€ํ•˜๊ณ  ์žˆ๊ณ , ๊ตญ๋‚ด์˜ ํ”„๋žœ์ฐจ์ด์ฆˆ ์นดํŽ˜ ๋ธŒ๋žœ๋“œ๋Š” 2016๋…„ 5์›”๋ง ํ˜„์žฌ ๊ฐ ์‚ฌ ํ™ˆํŽ˜์ด์ง€์— ๊ณต๊ฐœ๋œ ์ •๋ณด๋“ค์„ ๋ฐ”ํƒ•์œผ๋กœ ํ”„๋žœ์ฐจ์ด์ฆˆ ์นดํŽ˜์˜ ์ด ์ ํฌ์ˆ˜๋Š” 6,472๊ฐœ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ํ”„๋žœ์ฐจ์ด์ฆˆ ๋ธŒ๋žœ๋“œ๋“ค์€ ์ˆ˜๋„๊ถŒ ์ง€์—ญ์— ์ง‘์ค‘์ ์œผ๋กœ ๋ถ„ํฌ๋˜์—ˆ์œผ๋ฉฐ, ์ง€์—ญ๋ณ„ ์ ํฌ๋น„์œจ๋กœ๋Š” ์„œ์šธ(31.2%), ๊ฒฝ๊ธฐ(19.5%), ๋ถ€์‚ฐ(8.3%), ๊ฒฝ๋‚จ(5.6%), ์ธ์ฒœ(4.8%)์˜ ์ˆœ์ด์—ˆ์ง€๋งŒ ์„œ์šธ, ๊ฒฝ๊ธฐ, ์ธ์ฒœ ๋“ฑ ์ˆ˜๋„๊ถŒ ์ง€์—ญ์„ ํ•ฉ์น˜๋ฉด ์ „๊ตญ ํ”„๋žœ์ฐจ์ด์ฆˆ ์นดํŽ˜์˜ ๊ณผ๋ฐ˜์ˆ˜๊ฐ€ ๋„˜๋Š” 55.5%๋ฅผ ์ฐจ์ง€ํ–ˆ๋‹ค. ์ด๋Š” ์ˆ˜๋„๊ถŒ ์ธ๊ตฌ ๋ฐ ์ž ์žฌ๊ณ ๊ฐ ๋ฉด์—์„œ ํƒ€ ์‹œ๋„๋ณด๋‹ค ๋งŽ๊ธฐ ๋•Œ๋ฌธ์œผ๋กœ ์ถ”์ •ํ•  ์ˆ˜ ์žˆ๋Š”๋ฐ, ์ธ๊ตฌ์ˆ˜(2016๋…„ 4์›” ๊ธฐ์ค€) ๋ฐ ์ง€์—ญ๋ณ„ ๋…ธ๋™์ž์ˆ˜(2014๋…„ ๊ธฐ์ค€)์—์„œ 3์œ„ ๋ถ€์‚ฐ(8.28%)๊ณผ 4์œ„ ๊ฒฝ๋‚จ(5.58%)์ด ํƒ€ ์ง€์—ญ ๋Œ€๋น„ ๋งŽ์€ ์ ํฌ์ˆ˜๋ฅผ ๊ธฐ๋กํ•˜๊ณ  ์žˆ๋Š” ์ ์—์„œ๋„ ํ™•์ธํ•  ์ˆ˜ ์žˆ๋‹ค(CoffeeTV, 2016).

2) ์ปคํ”ผ์˜ ํ–ฅ๊ธฐ๋ฌผ์งˆ ์„ฑ๋ถ„๋“ค์ปคํ”ผ ์›๋‘ ๋ฐ ์ปคํ”ผ ์ œํ’ˆ์— ํ•จ์œ ๋œ ์—ฌ๋Ÿฌ ๊ฐ€์ง€ ํ–ฅ๊ธฐ๋ฌผ์งˆ์—

๋Œ€ํ•ด ์กฐ์‚ฌํ•˜์˜€์œผ๋ฉฐ, ์•„๋ž˜ Table 2์— ๊ฐ ํ–ฅ๊ธฐ๋ฌผ์งˆ ์„ฑ๋ถ„๋“ค์— ๋Œ€ํ•œ โ€˜ํ™”ํ•™๋ฌผ์งˆ์— ๋Œ€ํ•œ ๋ถ„๋ฅ˜ใ†ํ‘œ์‹œ ๊ตญ์ œ์กฐํ™” ์‹œ์Šคํ…œ(Global Harmonized System of classification and labelling of chemicals, GHS)โ€™ ๋ถ„๋ฅ˜๊ฒฐ๊ณผ๋„ ํ•จ๊ป˜ ์ œ์‹œํ•˜์˜€๋‹ค.

3) ์ž๋ฌธํšŒ์˜ ๊ฐœ์ตœ ๋“ฑ1์ฐจ ์ž๋ฌธํšŒ์˜(โ€˜18. 3. 30) ๊ธฐ์ˆ ์ž๋ฌธ(์œ ์ „๋…์„ฑ ๊ด€๋ จ ์™ธ

๋ถ€ ์ „๋ฌธ๊ฐ€)๊ณผ, 2์ฐจ ์ž๋ฌธํšŒ์˜(โ€˜18. 5. 24) ๊ธฐ์ˆ ์ž๋ฌธ(์‹ํ’ˆ๊ณตํ•™ ๊ด€๋ จ ์™ธ๋ถ€ ์ „๋ฌธ๊ฐ€)์„ ํ†ตํ•ด ๋™ ์—ฐ๊ตฌ๊ณผ์ œ์˜ ๊ธฐ์ˆ ์ž๋ฌธ๊ณผ ๋”๋ถˆ์–ด ์ปคํ”ผ ์ œ์กฐ ๋ฐ ์„œ๋น„์Šค์—…์—์„œ์˜ ์ตœ์‹  ์ด์Šˆ์™€ ์ •๋ณด๊ต๋ฅ˜๋ฅผ ์œ„ํ•œ ๋…ธ๋ ฅ์„ ํ•˜์˜€๋‹ค.

124 ์ž„๊ฒฝํƒ

www.kiha.kr Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140

Flavorings CAS No. Concentration(ppm) Characteristrics GHS categories

(E)-ฮฒ-Damascenone 23726-93-4 0.195 Fruit-flavored Chronic aquatic toxicity Category 2

2-Furfurylthiol 98-02-2 1.08 Roasted(Coffee)Flammable liquids Category 3Skin corrosion/irritation Category 2Serious eye damage/eye irritation Category 2Chronic aquatic toxicity Category 3

3-Mercapto-3-methylbutylfomate 50746-10-6 0.13 Spicy, Roasted Not classified(ECHA)

3-Methyl-2-buten-1-thiol 5287-45-6 0.0082 Amine-likeFlammable liquids and vapor, Serious eye irritation, oral toxic, Skin sensitization, Respiratory sensitization (ECHA)

2-Isobutyl-2-methoxypyrazine 24683-00-9 0.083 Earthy Serious eye irritation, Skin sensitization, Respiratory sensitization(ECHA)

homofuraneol(EHMF) 27538-09-6 17.3 Caramel-flavored Oral toxic, Serious eye irritation, Skin sensitization(ECHA)

Guaiacol 90-05-1 4.20 Phenol-flavored, Spicy

Acute toxic(oral) Category 4Acute toxic(inhalation: vapor) Category 3Serious eye damage/eye irritation Category 2

2,3-Butanedione(Diacetyl) 431-03-8 50.8 Buttery

Flammable liquids Category 2Acute toxic(oral) Category 4Skin corrosion/irritation Category 2Serious eye damage/eye irritation Category 2Specific target organ toxicity-Single exposure Category 3(Respiratory irritation)

4-Vinylguaiacol 7786-61-0 64.8 Spicy Severe skin burns and eye damage, Severe eye irritation, Skin irritation and respiratory irritation(ECHA)

2,3-Pentanedione 600-14-6 39.6 ButteryFlammable liquids Category 2Skin corrosion/skin irritation Category 2Severe eye damage/eye irritation Category 2

Methional 3268-49-3 0.24 Potato-flavored, Sweety

Acute toxic(oral) Category 4Acute toxic(dermal) Category 4Acute toxic(inhalation: vapor) Category 3Skin corrosion/skin irritation Category 1Severe eye damage/eye irritation Category 1Skin sensitization Category 1Specific target organ toxicity-Single exposure Category 3(Respiratory irritation)Specific target organ toxicity-Repeated exposure Category 2Acute aquatic toxicity Category 1Chronic aquatic toxicity Category 3

2-Isopropyl-3-methoxypyrazine 25773-40-4 0.00033 Earthy, Roasted Oral toxic(ECHA)

Vaniline 121-33-5 4.80 Vanilla-flavoredAcute toxic(oral) Category 4Severe eye damage/eye irritation Category 2Skin sensitization Category 1Germ cell mutagenicity Category 2

4-Hydroxy-2,5-dimethyl-3(2H)-furanone 3658-77-3 109.0 Caramel-flavored

Acute toxic(oral) Category 4Skin corrosion/skin irritation Category 2Severe eye damage/eye irritation Category 2

2-Ethyl-3,5-dimethylpyrazine 13925-07-0 0.33 Earthy, Roasted Acute toxic(oral) Category 4

2,3-Diethyl-5-methylpyrazine 18138-04-0 0.0095 Earthy, RoastedOral toxic, Harmful in contact with skin, Harmful if inhaled, Severe eye irritation, Skin and respiratory irritation(ECHA)

3-Hydroxy-4,5-dimethyl-2(5H)-furanone 28664-35-9 1.47 Seasoning-flavore

d Oral toxic(ECHA)

4-Ethylguaiacol 2785-89-9 1.63 Spicy Skin corrosion/irritation Category 2Chronic aquatic toxicity Category 2

5-Ethyl-3-hydroxy-4-methyl-2(5H)-furanone 698-10-2 0.16 Seasoning Oral toxic(ECHA)*Sourced by Grosch W. 16th ASIC Colloq. Kyoto. 1995, Choi N.A., The Secret of Coffee Scent from Science. Seoul-Commun. 2015

Table 2. GHS Hazard Classification results of coffee flavoring chemicals*

์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒ๋˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ์˜ ์œ ํ•ด์„ฑ ๊ณ ์ฐฐ ๋ฐ ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ ๋ฐฉ์•ˆ 125

Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140 www.kiha.kr

4) ๊ด€๋ จ ๋ฌธํ—Œ ๋ฐ ๋ณด๊ณ ์„œ ๊ณ ์ฐฐ(1) ์ปคํ”ผ ๋กœ์Šคํ„ฐ์˜ ๋Œ€๊ธฐ์˜ค์—ผ๋ฌผ์งˆ ๋ฐฐ์ถœ๋Ÿ‰ ์ธก์ •์— ๊ด€ํ•œ

๋ฌธํ—Œ(Lim et al., 2017)์—์„œ๋Š” ๋ฑƒ์น˜์‹ ์ปคํ”ผ ๋กœ์Šคํ„ฐ์—์„œ ๋ฐฐ์ถœ๋˜๋Š” ๋Œ€๊ธฐ์˜ค์—ผ๋ฌผ์งˆ์„ MK-600์ธก์ •๊ธฐ์™€ ๊ฐ€์Šค๊ฒ€์ง€๊ด€์„ ์ด์šฉํ•˜์—ฌ ํฌ๋ฆ„์•Œ๋ฐํžˆ๋“œ๏ผŒ์•„์„ธํŠธ์•Œ๋ฐํžˆ๋“œ๏ผŒ์•„ํฌ๋กค๋ ˆ์ธ ๋“ฑ ํœ˜๋ฐœ์„ฑ์œ ๊ธฐํ™”ํ•ฉ๋ฌผ(Volatile Organic Compounds, VOCs) 3์ข…๊ณผ CO, CO2, NOx๋ฅผ ์‹ค์‹œ๊ฐ„์œผ๋กœ ์ธก์ •ํ•˜์˜€๋‹ค. 1ํšŒ ๋กœ์Šคํ„ฐ ์ž‘๋™ ์‹œ ๋ฐฐ์ถœ๋Ÿ‰ ์‚ฐ์ถœ์„ ์œ„ํ•˜์—ฌ ๋กœ์Šคํ„ฐ ๋ฐฐ๊ธฐ๊ตฌ์˜ ๋ฉด์ ๊ณผ ์œ ์†๏ผŒ๊ณต์ •์‹œ๊ฐ„์„ ์ด์šฉํ•˜์—ฌ ํšŒ์ฐจ ๋‹น ์œ ๋Ÿ‰์„ ์‚ฐ์ถœํ•˜์˜€๋‹ค. ์ด 8ํšŒ ์œ ๋Ÿ‰ ์ธก์ •๊ฒฐ๊ณผ ํ‰๊ท  3.1 ใŽฅ/ํšŒ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ์ตœ๋Œ€ ํฌ๋ฆ„์•Œ๋ฐํžˆ๋“œ 2,000 ppm, ์•„์„ธํŠธ์•Œ๋ฐํžˆ๋“œ 120 ppm, ์•„ํฌ๋กค๋ ˆ์ธ 10 ppm, CO 5,207 ppm, CO2 2.29%, NOx 35 ppm์œผ๋กœ ์ธก์ •๋˜์—ˆ๋‹ค. ์ปคํ”ผ ์ƒ๋‘ 1 kg ์ž‘์—… ์‹œ ๋ฐฐ์ถœ๋˜๋Š” ๋Œ€๊ธฐ์˜ค์—ผ๋ฌผ์งˆ์˜ ๋ฐฐ์ถœ๋Ÿ‰์€ ์ตœ๋Œ€ ํฌ๋ฆ„์•Œ๋ฐํžˆ๋“œ 440.7 ใŽŽ/ใŽ, ์•„์„ธํŠธ์•Œ๋ฐํžˆ๋“œ 497.4 ใŽŽ/ใŽ, ์•„ํฌ๋กค๋ ˆ์ธ 472.6 ใŽŽ/ใŽ, CO 66.6 ใŽŽ/ใŽ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ์ฐธ๊ณ ๋กœ ๊ณ ์šฉ๋…ธ๋™๋ถ€ ๊ณ ์‹œ ์ œ2018-24ํ˜ธ(MOEL, 2018)์—์„œ ์ •ํ•œ ํ™”ํ•™๋ฌผ์งˆ ๋ฐ ๋ฌผ๋ฆฌ์  ์ธ์ž์˜ ๋…ธ์ถœ๊ธฐ์ค€(TWA)์€ ๋‹ค์Œ๊ณผ ๊ฐ™๋‹ค; ํฌ๋ฆ„์•Œ๋ฐํžˆ๋“œ 0.3 ppm(๋ฐœ์•”์„ฑ 1A, ์ƒ์‹์„ธํฌ ๋ณ€์ด์›์„ฑ2), ์•„์„ธํŠธ์•Œ๋ฐํžˆ๋“œ 50 ppm(STEL 150 ppm, ๋ฐœ์•”์„ฑ 1B), ์•„ํฌ๋กค๋ ˆ์ธ 0.1 ppm(STEL 0.3 ppm, Skin), CO 30 ppm(STEL 20 ppm, ์ƒ์‹๋…์„ฑ 1A), CO2 5.00 ppm(STEL 30,00 ppm), NO2 3 ppm(STEL 5 ppm), NO 25 ppm.

(2) ์ปคํ”ผ ๋กœ์ŠคํŒ… ์‹œ ๋ฐฐ์ถœ๋˜๋Š” ๋Œ€๊ธฐ์˜ค์—ผ๋ฌผ์งˆ ๋ฐฐ์ถœ๋Ÿ‰ ์ถ”์ •(Han et al., 2017) ๋ฌธํ—Œ์œผ๋กœ, ์ปคํ”ผ ๋กœ์ŠคํŒ… ์‹œ ๋ฐฐ์ถœ๋˜๋Š” ์˜ค์—ผ๋ฌผ์งˆ ํŠน์„ฑ์„ ์•Œ์•„๋ณด๊ธฐ ์œ„ํ•ด์„œ ํ•ด์™ธ ๋ฌธํ—Œ์„ ์กฐ์‚ฌํ•˜์˜€๊ณ , ์—ฐ๊ฐ„ ๊ตญ๋‚ด์— ์ˆ˜์ž…๋˜๋Š” ์ƒ๋‘ ๋Ÿ‰๊ณผ ํ•ด์™ธ ๋ฐฐ์ถœ๊ณ„์ˆ˜๋ฅผ ์ด์šฉํ•˜์—ฌ ์ปคํ”ผ ๋กœ์ŠคํŒ… ์‹œ ๋ฐฐ์ถœ๋˜๋Š” ๋Œ€๊ธฐ์˜ค์—ผ๋ฌผ์งˆ ๋ฐฐ์ถœ๋Ÿ‰์„ ์ถ”์ •ํ•œ ๋ณด๊ณ ์ด๋‹ค.

(3) ์ธ์ฒœ๊ด‘์—ญ์‹œ ๋ณด๊ฑดํ™˜๊ฒฝ์—ฐ๊ตฌ์›์—์„œ 2012๋…„์— ๋ฐœ๊ฐ„ํ•œ โ€˜์›๋‘์ปคํ”ผ์ค‘ ๋ฒค์กฐํ”ผ๋ Œ์ด ๊ฒ€์ถœ๋ ๊นŒ์— ๋Œ€ํ•œ ๋ณด๊ณ โ€™ (IoHE, 2012)์—์„œ ์›๋‘์ปคํ”ผ์—์„œ ๋ฒค์กฐํ”ผ๋ Œ์˜ ํ•จ์œ ๋Ÿ‰์„ ์กฐ์‚ฌํ–ˆ์œผ๋ฉฐ, ์›๋‘์ปคํ”ผ ์ค‘ ์ค‘๊ฐ„๋‹จ๊ณ„(์‹œํ‹ฐ๋กœ์ŠคํŒ…) ์ด์ƒ์œผ๋กœ ๋กœ์ŠคํŒ… ๋˜์–ด์ง„ ์›๋‘์ปคํ”ผ๋“ค๋งŒ์„ ๋Œ€์ƒ์œผ๋กœ ์ธ์ฒœ ๊ด€๋‚ด์˜ ์›๋‘์ปคํ”ผ์ „๋ฌธ์ ๊ณผ ๋Œ€ํ˜•๋งˆํŠธ์—์„œ 40๊ฑด ์ˆ˜๊ฑฐํ•˜์—ฌ ๊ฒ€์‚ฌํ•œ ๊ฒฐ๊ณผ, ์ƒ๋‘๋Š” ๋ณดํ†ต 220~230โ„ƒ์—์„œ 30๋ถ„ ์ •๋„์˜ ๋กœ์ŠคํŒ… ๊ณผ์ •์„ ๊ฑฐ์น˜๊ธฐ์— ๋ฐœ์•”๋ฌผ์งˆ์ธ ๋ฒค์กฐํ”ผ๋ Œ์˜ ๊ฒ€์ถœ ๊ฐ€๋Šฅ์„ฑ์„ ์—ด์–ด ๋‘์—ˆ์ง€๋งŒ ๋‹คํ–‰ํžˆ ๋ชจ๋‘ ๋ถˆ๊ฒ€์ถœ์ด์—ˆ๋‹ค. ํ˜„์žฌ ์‹ํ’ˆ๊ณต์ „์—์„œ ์‹์šฉ์œ ์ง€(2 ppb ์ดํ•˜) ๋“ฑ ์•„ํ™‰ ์ข…์˜

์‹ํ’ˆ์— ๋Œ€ํ•ด์„œ ๊ธฐ์ค€์ด ์ •ํ•ด์ ธ ์žˆ์–ด์„œ ๊ด€๋ฆฌ๋˜์–ด์ง€๊ณ  ์žˆ์—ˆ์ง€๋งŒ ์›๋‘์ปคํ”ผ์— ๋Œ€ํ•ด์„œ๋Š” ๋ฒค์กฐํ”ผ๋ Œ์ด ์–ด๋Š ์ •๋„ ํ•จ์œ ๋˜์–ด ์žˆ๋Š”์ง€์— ๋Œ€ํ•œ ์ •๋ณด๊ฐ€ ์—†์—ˆ๊ธฐ์— ๋™ ์กฐ์‚ฌ๊ฒฐ๊ณผ๊ฐ€ ์˜๋ฏธ๊ฐ€ ์žˆ๋‹ค. ์›๋‘์ปคํ”ผ์˜ ์†Œ๋น„๋Ÿ‰์ด ์ ์  ๋งŽ์•„์ง€๋ฉด์„œ ๋ฒค์กฐํ”ผ๋ Œ์œผ๋กœ๋ถ€ํ„ฐ ์•ˆ์ „ํ•˜๊ฒŒ ์Œ์šฉํ•  ์ˆ˜ ์žˆ๊ฒŒ ๋œ ์กฐ์‚ฌ์˜€๋‹ค.

๊ทธ ๋ฐ–์— ๋ฏธ๊ตญ CDC(2017), NIOSH(2017, 2018) ๋“ฑ์—์„œ ๋ณด๊ณ ํ•œ ๋‚ด์šฉ์„ ๊ณ ์ฐฐํ•˜์˜€๋‹ค. ์ง€๋‚œ 10๋…„ ๋™์•ˆ ํ–ฅ๋ฃŒ ์ฒจ๊ฐ€์ œ ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์— ๋Œ€ํ•œ ์ง์—…์  ๋…ธ์ถœ๊ณผ ๊ด€๋ จ๋œ ์ž ์žฌ์ ์ธ ํ˜ธํก๊ธฐ ๊ฑด๊ฐ• ์˜ํ–ฅ์— ๋Œ€ํ•œ ์šฐ๋ ค๊ฐ€ ์ œ๊ธฐ๋˜์—ˆ์œผ๋‚˜, ํ˜„์žฌ๊นŒ์ง€ ์ƒ์—…์ ์œผ๋กœ ๋ถˆ์— ๊ตฌ์›Œ์ง„ ์›๋‘๋ฅผ ๋ถ„์‡„ํ•˜๋Š” ๋™์•ˆ ๋””์ผ€ํ†ค์— ๋Œ€ํ•œ ์ž‘์—…์žฅ ๋…ธ์ถœ์„ ํŠน์ง•์œผ๋กœ ํ•˜๋Š” ๋ฐœํ‘œ๋œ ์—ฐ๊ตฌ๋Š” ์—†์—ˆ๋‹ค. ์ตœ๊ทผ ๋ฏธ๊ตญ ์‚ฐ์—…์œ„์ƒ์ „๋ฌธ๊ฐ€ํ˜‘์˜ํšŒ(ACGIH, 2016)์—์„œ ์ƒ์—…์šฉ ์ปคํ”ผ์—์„œ์˜ TLVs์— ๊ทผ์ ‘ํ•˜๊ฑฐ๋‚˜ ์ž ์žฌ์ ์œผ๋กœ ์ดˆ๊ณผํ•˜๋Š” 2,3-๋ถ€ํƒ„๋””์˜จ(๋””์•„์„ธํ‹ธ) ๋ฐ 2,3-ํŽœํƒ„๋””์˜จ์˜ ๊ณต๊ธฐ ์ค‘ ์กด์žฌ๋ฅผ ๊ทœ๋ช…ํ–ˆ๋‹ค.

5) ์ปคํ”ผ ๋กœ์ŠคํŒ… ๋ฐ ํฌ์žฅ ์‹œ์„ค ๋ฐ ๊ด€๋ จ ์นดํŽ˜์—์„œ ๋…ธ์ถœ ๋ฐ ํ˜ธํก๊ธฐ ๊ฑด๊ฐ• ํ‰๊ฐ€(Report No. 2016-0067-3313 / U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, 2018)

2016๋…„ 3์›” ์ปคํ”ผ ๋กœ์ŠคํŒ… ๋ฐ ํฌ์žฅ ์‹œ์„ค์„ ๋ฐฉ๋ฌธํ•˜์—ฌ, ์•ŒํŒŒ-๋””์ผ€ํ†ค(๋””์•„์„ธํ‹ธ, 2,3-ํŽœํƒ„๋””์˜จ ๋ฐ 2,3-ํ—ฅ์‚ฐ๋””์˜จ)์˜ ์ˆ˜์ค€์„ ์ธก์ •ํ•˜๊ธฐ ์œ„ํ•ด ํ‰๊ท (์‹œ๊ฐ„), ์ž‘์—…(๋ถ„) ๋ฐ ์ˆœ๊ฐ„(์ดˆ) ๊ณต๊ธฐ์ƒ˜ํ”Œ์„ ์ˆ˜์ง‘ํ•˜๊ณ , ์›๋‘ ์ปคํ”ผ์™€ ๋ณถ์€ ์ปคํ”ผ๋ฅผ ๋ชจ์•„ ๋””์•„์„ธํ‹ธ, 2,3-ํŽœํƒ„๋””์˜จ ๋ฐ 2,3-ํ—ฅ์‚ฐ๋””์˜จ์˜ ๋ฐฐ์ถœ ๊ฐ€๋Šฅ์„ฑ์„ ์ธก์ •ํ•˜์˜€์œผ๋ฉฐ, ์ด ํœ˜๋ฐœ์„ฑ ์œ ๊ธฐํ™”ํ•ฉ๋ฌผ, ์ผ์‚ฐํ™”ํƒ„์†Œ ๋ฐ ์ด์‚ฐํ™”ํƒ„์†Œ์˜ ์‹ค์‹œ๊ฐ„ ๋Œ€๊ธฐ ์ˆ˜์ค€์„ ์ธก์ •ํ•˜์˜€๋‹ค. ํ™˜๊ธฐ์‹œ์Šคํ…œ์„ ํ‰๊ฐ€ํ•˜๊ณ , ์ง์›๊ณผ ๋ฉด๋‹ด, ํ˜ธํก๊ฒ€์‚ฌ๋ฅผ ์‹ค์‹œํ•˜์˜€๋‹ค. Table 3์—๋Š” ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์˜ ์ž‘์—…์žฅ ๋…ธ์ถœํ•œ๊ณ„๋ฅผ ๋‚˜ํƒ€๋ƒˆ๊ณ , Table 4์—์„œ๋Š” 2015๋…„ 7์›”๊ณผ 2016๋…„ 3์›” NIOSH ์กฐ์‚ฌ์—์„œ ์ƒ˜ํ”Œ๋งํ•œ ํ™”ํ•ฉ๋ฌผ์— ๋Œ€ํ•œ ๊ฐœ์ธ๋…ธ์ถœ ํ•œ๋„๋ฅผ ๋‚˜ํƒ€๋ƒˆ๋‹ค. ๊ด€์ฐฐ ๊ฒฐ๊ณผ, ๋ชจ๋“  ์ „๋ฉดํ˜• ๊ฐœ์ธ ๊ณต๊ธฐํฌ์ง‘ ๊ฒฐ๊ณผ๋Š” ๋””์•„์„ธํ‹ธ(5 ppb) ๋ฐ 2,3-ํŽœํƒ„๋””์˜จ(9.3 ppb)์˜ REL์„ ๋ฐ‘๋Œ์•˜์œผ๋ฉฐ ๊ฐ€์žฅ ๋†’์€ ์ธก์ •๋†๋„๋Š” ์ƒ์‚ฐ์ง€์—ญ์˜ ๋””์•„์„ธํ‹ธ์ด 4.7 ppb, 2,3-ํŽœํƒ„๋””์˜จ์€ 3.9 ppb์˜€๋‹ค. ๋ชจ๋“  15๋ถ„ ๊ฐœ์ธ์ž‘์—… ์ƒ˜ํ”Œ์€ ๋””์•„์„ธํ‹ธ(25 ppb) ๋ฐ 2,3-ํŽœํƒ„๋””์˜จ(31 ppb)์œผ๋กœ ๊ถŒ์žฅ ๋‹จ๊ธฐ๊ฐ„ ๋…ธ์ถœํ•œ๋„ ๋ฏธ๋งŒ์ด์—ˆ๊ณ , ์ƒ์‚ฐ ๊ตฌ์—ญ์—์„œ์˜ ๋ถ„์‡„์ž‘์—…์œผ๋กœ ์•ŒํŒŒ ๋””์ผ€ํ†ค ๋…ธ์ถœ๋Ÿ‰์ด ๊ฐ€์žฅ ๋†’์•˜๋‹ค(๋””์•„์„ธํ‹ธ 9.4 ppb, 2,3-ํŽœํƒ„๋””์˜จ 9.9 ppb). ์ˆœ๊ฐ„์ ์œผ๋กœ ๋น„์›Œ์ง„ ์šฉ๊ธฐ๋กœ ์ฑ„์ทจํ•œ ์‹œ๋ฃŒ๋Š” ๋ถ„์‡„์ž‘์—…๊ณผ ๊ด€๋ จํ•˜์—ฌ ๋” ๋†’์€ ์•Œ

126 ์ž„๊ฒฝํƒ

www.kiha.kr Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140

ํŒŒ-๋””์ผ€ํ†ค ๋†๋„๋ฅผ ๋ณด์˜€๋‹ค. ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์˜ ๊ณต๊ธฐ ๋†๋„๊ฐ€ ํ•˜๋ฃจ์— ์ฆ๊ฐ€ํ–ˆ๊ณ , ์‹œํ—˜ํ•œ ๋กœ์ŠคํŒ… ์ปคํ”ผ ์›๋‘๋Š” ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์„ ๋ฐฐ์ถœํ–ˆ์œผ๋ฉฐ, 2,3-ํ—ฅ์‚ฐ๋””์˜จ์€ ๊ฒ€์ถœ ํ•œ๊ณ„ ์ดํ•˜์˜€๋‹ค. ๋Œ€๊ธฐ ์ค‘ ์ด์‚ฐํ™”ํƒ„์†Œ ๋ฐ ์ผ์‚ฐํ™”ํƒ„์†Œ ๋†๋„๋Š” ํ•ด๋‹น ๋…ธ์ถœํ•œ๋„๋ฅผ ์ดˆ๊ณผํ•˜์ง€ ์•Š์•˜๊ณ , ์ตœ๋Œ€ ์ด์‚ฐํ™”ํƒ„์†Œ ์ˆ˜์ค€์€ ๋กœ์Šคํ„ฐ(627 ppb)์™€ ํฌ์žฅ ์˜์—ญ(691 ppb)์—์„œ ๋ฐœ์ƒํ–ˆ๊ณ , ์ธก์ •๋œ ์ตœ๋Œ€ ์ผ์‚ฐํ™”ํƒ„์†Œ ์ˆ˜์ค€์€ ํฌ์žฅ ์˜์—ญ(4 ppb)์ด์—ˆ๋‹ค. ๋ˆˆ๊ณผ ์ฝ” ์ฆ์ƒ์ด ๊ฐ€์žฅ ํ”ํ•˜๊ฒŒ ๋ณด๊ณ ๋˜์—ˆ์œผ๋ฉฐ, ์ผ๋ถ€ ์ง์›๋“ค์€ ์ž์‹ ์˜ ์ฆ์ƒ์ด ๋จผ์ง€, ๋…น์ฐจ ์ปคํ”ผ ๋จผ์ง€ ๋˜๋Š” ์™•๊ฒจ์— ์˜ํ•ด ์œ ๋ฐœ๋˜์—ˆ๊ฑฐ๋‚˜ ๊ฐ€์ค‘๋˜์—ˆ๋‹ค๊ณ  ๋ณด๊ณ ํ–ˆ๊ณ , ํ˜ธํก๊ณค๋ž€ ๋ฐ ํ‰๋ถ€์••๋ฐ•์œผ๋กœ ์ธํ•œ ๊ฐ์„ฑ ์ฆ์ƒ์ด ๊ฐ€์žฅ ํ”ํžˆ ๋ณด๊ณ ๋œ ํ•˜๊ธฐ๋„ ์ฆ์ƒ์ด์—ˆ๋‹ค. ๋ชจ๋“  ํํ™œ๋Ÿ‰ ์ธก์ • ๊ฒ€์‚ฌ๋Š” ์ •์ƒ์ด์—ˆ์œผ๋ฉฐ, 10๋ช… ์ค‘ 2๋ช…์€

์•Œ๋ ˆ๋ฅด๊ธฐ๊ธฐ๋„ ์—ผ์ฆ์˜ ํ‘œ์ง€์ž์ธ ๋†’์€ ํ˜ธ๊ธฐ ์‚ฐํ™”์งˆ์†Œ๋ฅผ ๋ณด์˜€๋‹ค. ์ปคํ”ผ ๋กœ์ŠคํŒ… ๋ฐ ํฌ์žฅ ์‹œ์„ค์—์„œ ๋ชจ๋“  ๊ฐœ์ธ ๊ณต๊ธฐ์‹œ๋ฃŒ๋Š” ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์˜ ๊ถŒ์žฅ ๋…ธ์ถœํ•œ๋„ ์ดํ•˜์˜€๋‹ค. ์ƒ์‚ฐ ๊ตฌ์—ญ์—์„œ์˜ ๋ถ„์‡„ ์ž‘์—…์œผ๋กœ ๊ฐ€์žฅ ๋†’์€ ์•ŒํŒŒ-๋””์ผ€ํ†ค ๋…ธ์ถœ์ด ๋ฐœ์ƒํ–ˆ๋‹ค. ๋Œ€๊ธฐ ์ค‘์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋ฐ ์ผ์‚ฐํ™”ํƒ„์†Œ ๋†๋„๋Š” ํ•ด๋‹น ๋…ธ์ถœํ•œ๋„๋ฅผ ์ดˆ๊ณผํ•˜์ง€ ์•Š์•˜๋‹ค. 2016๋…„ 3์›”์— ์นดํŽ˜๋ฅผ ๋ฐฉ๋ฌธํ•˜์—ฌ, ์•ŒํŒŒ-๋””์ผ€ํ†ค(๋””์•„์„ธํ‹ธ, 2,3-ํŽœํƒ„๋””์˜จ ๋ฐ 2,3-ํ—ฅ์‚ฐ๋””์˜จ)์˜ ์ˆ˜์ค€์„ ์ธก์ •ํ•˜๊ธฐ ์œ„ํ•ด ํ‰๊ท (์‹œ๊ฐ„), ์ž‘์—…(๋ถ„) ๋ฐ ์ˆœ๊ฐ„(์ดˆ) ๊ณต๊ธฐ ์ƒ˜ํ”Œ์„ ์ˆ˜์ง‘ํ•˜๊ณ , ์ด ํœ˜๋ฐœ์„ฑ ์œ ๊ธฐํ™”ํ•ฉ๋ฌผ์ธ ์ผ์‚ฐํ™”ํƒ„์†Œ ๋ฐ ์ด์‚ฐํ™”ํƒ„์†Œ์˜ ์‹ค์‹œ๊ฐ„ ๋Œ€๊ธฐ ์ˆ˜์ค€ ์ธก์ •, ํ™˜๊ธฐ ์‹œ์Šคํ…œ์„ ํ‰๊ฐ€, ์ง์›๊ณผ ๋ฉด๋‹ด, ํ˜ธํก๊ฒ€์‚ฌ๋ฅผ ์‹ค์‹œํ•˜์˜€์œผ๋ฉฐ, ์นดํŽ˜์—์„œ ์•ŒํŒŒ-๋””์ผ€ํ†ค(๋””์•„์„ธํ‹ธ, 2,3-ํŽœํƒ„๋””์˜จ ๋ฐ 2,3-ํ—ฅ์‚ฐ๋””์˜จ), ๊ธฐ

Table 3. Occupational exposure limits for diacetyl and 2,3-pentanedioneTime Weighted Average(8 hr) Short-term Exposure Limit(15 min)

DiacetylACGIH TLV 10 ppb 20 ppbNIOSH REL 5 ppb 25 ppb2,3-PentanedioneNIOSH REL 9.3 ppb 31 ppb

Table 4. Personal exposure limits for compounds sampled in the July 2015 and March 2016 NIOSH surveys*

ChemicalsOSHA* ACGIH NIOSH

PEL TLV STEL REL STEL IDLHDiacetyl - 10 ppb 20 ppb 5.0 ppbโ€  25 ppb -

2,3-Pentanedione - - - 9.3 ppbโ€  31 ppb -2,3-Hexanedione - - - - -

Total dust 15 ใŽŽ/ใŽฅ - - - -Respiratory dust 5.0 ใŽŽ/ใŽฅ 3.0 ใŽŽ/ใŽฅโ€ก - - -Inhalable dust - 10 ใŽŽ/ใŽฅโ€ก - -

CO2 5,000 ppm 5,000 ppm 30,000 ppm 5,000 ppm 30,000 ppm 40,000 ppmCO 50 ppm 25 ppm - 35 ppm 200 ppm(C)ยถ 1,200 ppm

*Sourced by NIOSH, 2018*There is no OSHA STEL for compounds in the table.โ€ NIOSH REL for diacetyl and 2,3-pentanedione are time-weighted averages for 8 hours or 10 hours for 40 hours per week.โ€กACGIH provides guidance on inhalation and respirable dust without TLV for inhalation or respiratory dust. According to the ACGIH guidelines, airborne particles should be kept below 3 ใŽŽ/ใŽฅ for breathable particles and below 10 ใŽŽ/ใŽฅ for inhalable particles.

ยงOSHA and NIOSH limits are designed to measure occupational exposures in manufacturing and other transactions originating from carbon dioxide or carbon monoxide(eg, coffee roasting, welding, automobile exhaust, diesel engine exhaust) sources. Typical levels of carbon monoxide in offices are 0-5 ppm. In an office environment, carbon dioxide should generally not exceed 700 ppm above outdoor carbon dioxide levels. This generally corresponds to an indoor concentration of 1200 ppm or less.

ยถThis is the NIOSH exposure limit for carbon monoxide. Ceiling values should not be exceeded at any time.

์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒ๋˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ์˜ ์œ ํ•ด์„ฑ ๊ณ ์ฐฐ ๋ฐ ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ ๋ฐฉ์•ˆ 127

Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140 www.kiha.kr

ํƒ€ ํœ˜๋ฐœ์„ฑ ์œ ๊ธฐํ™”ํ•ฉ๋ฌผ, ์ผ์‚ฐํ™”ํƒ„์†Œ ๋ฐ ์ด์‚ฐํ™”ํƒ„์†Œ์— ๋Œ€ํ•œ ํ˜ธํก๊ธฐ ๊ฑด๊ฐ• ๋ฐ ๊ณต๊ธฐ ๋…ธ์ถœ๋Ÿ‰์„ ํ‰๊ฐ€ํ–ˆ๋‹ค. ๋‹ค์„ฏ ๊ฐœ์˜ ์ „๋ฉดํ˜• ๊ฐœ์ธ ๊ณต๊ธฐ์‹œ๋ฃŒ ์ค‘ ์„ธ ๊ฐœ๊ฐ€ diacetyl์— ๋Œ€ํ•œ NIOSH์˜ ๊ถŒ์žฅ ๋…ธ์ถœ ํ•œ๊ณ„์น˜์ธ 5 ppb, ๊ฐ€์žฅ ๋†’์€ ์ธก์ • ๋†๋„๋Š” 6 ppb์˜€๊ณ , ์ปคํ”ผ ์›๋‘๋ฅผ ๊ฐˆ์•„์ฃผ๋Š” ๊ฒƒ์„ ํฌํ•จํ•˜์—ฌ ์—์Šคํ”„๋ ˆ์†Œ ์Œ๋ฃŒ๋ฅผ ๋งŒ๋“œ๋Š” ์ง์›์€ ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์— ๋Œ€ํ•ด ๊ฐœ์ธ์ž‘์—… ๊ธฐ์ค€์œผ๋กœ ๊ฐ€์žฅ ๋†’์€ ๋…ธ์ถœ์„ ๋ณด์˜€๋‹ค. ์ด์‚ฐํ™”ํƒ„์†Œ ์ˆ˜์น˜๋Š” ํ•˜๋ฃจ ์ข…์ผ ์•ฝ๊ฐ„ ์ฆ๊ฐ€ํ•˜๊ณ  ๊ถŒ์žฅ ์ˆ˜์น˜๋ณด๋‹ค ๋†’์•˜๊ณ , ์นดํŽ˜์— ํ†ตํ’์„ ์ œ๊ณตํ•˜๋Š” ๊ณต๊ธฐ์กฐ์ ˆ์žฅ์น˜๋Š” ์˜ฅ์™ธ์—์„œ ๊ณต๊ธฐ๋ฅผ ๋“ค์—ฌ๋ณด๋‚ด์ง€ ์•Š๊ณ  ์นดํŽ˜ ๊ณต๊ฐ„์—์„œ ๊ณต๊ธฐ๋ฅผ 100% ์žฌ์ˆœํ™˜์‹œ์ผฐ๋‹ค. ์–ด๋–ค ์‹ค๋‚ดํ™˜๊ฒฝ์—์„œ๋„ ์˜ค์—ผ๋ฌผ์งˆ์„ ํฌ์„ํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ์™ธ๋ถ€๊ณต๊ธฐ๋ฅผ ์ ์ ˆํ•˜๊ฒŒ ๊ณต๊ธ‰ํ•  ํ•„์š”๊ฐ€ ์žˆ์—ˆ๋‹ค. ๋ถ€๋น„๋™์—ผ์ด ๋ฐœ์ƒํ•œ ์ฝ” ์ฆ์ƒ์€ ๊ฐ€์žฅ ํ”ํ•˜๊ฒŒ ๋ณด๊ณ ๋˜๋Š” ์ฆ์ƒ์ด์—ˆ๋‹ค. ์ฐธ๊ฐ€์ž๋“ค์€ ์—…๋ฌด ๊ด€๋ จ ์ฆ์ƒ์„ ๋ณด๊ณ ํ•˜์ง€ ์•Š์•˜์œผ๋ฉฐ, ํํ™œ๋Ÿ‰ ๊ฒ€์‚ฌ์™€ ํ˜ธ๊ธฐ ์‚ฐํ™”์งˆ์†Œ ๊ฒ€์‚ฌ๋Š” ๋ชจ๋‘ ์ •์ƒ์ด์—ˆ๋‹ค. ๊ด€์ฐฐ ๊ฒฐ๊ณผ, ๋‹ค์„ฏ ๊ฐœ์˜ ๊ฐœ์ธ๊ณต๊ธฐ์‹œ๋ฃŒ ์ค‘ ์„ธ ๊ฐœ๊ฐ€ ๋””์•„์„ธํ‹ธ์˜ ๊ถŒ์žฅ ๋…ธ์ถœํ•œ๋„์ธ 5 ppb๋ฅผ ์ดˆ๊ณผํ–ˆ์œผ๋ฉฐ ๊ฐ€์žฅ ๋†’์€ ์ธก์ •๋†๋„๋Š” 6 ppb์˜€๋‹ค. ์–ด๋–ค ๊ฐœ์ธ ์ƒ˜ํ”Œ๋„ 2,3-ํŽœํƒ„๋””์˜จ์˜ ๊ถŒ์žฅ ๋…ธ์ถœํ•œ๋„๋ฅผ ์ดˆ๊ณผํ•˜์ง€ ์•Š์•˜๊ณ , ์›๋‘ ๋ถ„์‡„๋ฅผ ํฌํ•จํ•˜์—ฌ ์—์Šคํ”„๋ ˆ์†Œ ์Œ๋ฃŒ๋ฅผ ๋งŒ๋“œ๋Š” ๋…ธ๋™์ž๋Š” ๋””์•„์„ธํ‹ธ(7.3 ppb)๊ณผ 2,3-ํŽœํƒ„๋””์˜จ(9.4 ppb)์— ๋Œ€ํ•ด ๊ฐœ์ธ ์ž‘์—…ํ™˜๊ฒฝ๊ธฐ์ค€์œผ๋กœ ๊ฐ€์žฅ ๋†’์€ ๋…ธ์ถœ์„ ๋ณด์˜€๋‹ค. ์—์Šคํ”„๋ ˆ์†Œ ๊ธฐ๊ณ„ ์˜†์—์„œ ์ธก์ •ํ–ˆ์„ ๋•Œ ์ด์‚ฐํ™”ํƒ„์†Œ ์ˆ˜์น˜๋Š” ํ•˜๋ฃจ ์ข…์ผ ์•ฝ๊ฐ„ ์ฆ๊ฐ€ํ•˜์—ฌ ๊ถŒ์žฅ ์ˆ˜์น˜๋ณด๋‹ค ๋†’์•˜์œผ๋ฉฐ, ํ‰๊ท  ์ผ์‚ฐํ™”ํƒ„์†Œ ์ˆ˜์ค€์€ 1.6 ppm์ด์—ˆ์ง€๋งŒ, ๋‹จ๊ธฐ ์ตœ๋Œ€์น˜๋Š” 109.6 ppm๊นŒ์ง€ ์ธก์ •๋˜์—ˆ๋‹ค. ์นดํŽ˜์— ํ™˜๊ธฐ๋ฅผ ์ œ๊ณตํ•˜๋Š” ๊ณต๊ธฐ์กฐ์ ˆ์žฅ์น˜๋Š” ์˜ฅ์™ธ์—์„œ ๊ณต๊ธฐ๋ฅผ ๋“ค์ด์ง€ ์•Š๊ณ  ์นดํŽ˜ ๋‚ด๋ถ€ ๊ณต๊ธฐ์˜ 100%๋ฅผ ์žฌ์ˆœํ™˜์‹œํ‚ด์— ๋”ฐ๋ผ, ์‹œ์Šคํ…œ์€ ์‚ฌ๋žŒ๋ฟ๋งŒ ์•„๋‹ˆ๋ผ ์žฅ๋น„, ๊ฑด์ถ• ์ž์žฌ, ๊ฐ€๊ตฌ ๋ฐ ๊ณต์ •์ œํ’ˆ(์ปคํ”ผ ๋ถ„์‡„ ๋“ฑ)์— ์˜ํ•ด ๋ฐฉ์ถœ๋˜๋Š” ์˜ค์—ผ๋ฌผ์งˆ์„ ํฌ์„์‹œํ‚ค๋Š” ๊ฒƒ์„ ๋„์šธ ์ˆ˜ ์—†์—ˆ๋‹ค. ์ฝ” ์ฆ์ƒ์œผ๋กœ ์ธํ•œ ๋ถ€๋น„๋™์—ผ์ด๋‚˜ ๋ถ€๋น„๋™ ๋ฌธ์ œ๊ฐ€ ๊ฐ€์žฅ ํ”ํ•˜๊ฒŒ ๋ณด๊ณ ๋˜๋Š” ์ฆ์ƒ์ด์—ˆ๊ณ , ์ฐธ๊ฐ€์ž๋“ค์€ ์—…๋ฌด ๊ด€๋ จ ์ฆ์ƒ์„ ๋ณด๊ณ ํ•˜์ง€ ์•Š์•˜๋‹ค. ๋ชจ๋“  ํํ™œ๋Ÿ‰ ์ธก์ • ๋ฐ ํ˜ธ๊ธฐ ์‚ฐํ™”์งˆ์†Œ ๊ฒ€์‚ฌ๋Š” ์ •์ƒ์ด์—ˆ๋‹ค.

6) NIOSH์˜ ๊ฑด๊ฐ•์œ„ํ—˜ํ‰๊ฐ€ ํ”„๋กœ๊ทธ๋žจ(Health Hazard Evaluation Program, 2016)

์ปคํ”ผ ๋กœ์ŠคํŒ…, ํฌ์žฅ์‹œ์„ค ๋ฐ ๊ด€๋ จ ์นดํŽ˜ ์šด์˜์ž๋กœ๋ถ€ํ„ฐ ์ปคํ”ผ ๋กœ์ŠคํŒ…, ์—ฐ์‚ญ ๋ฐ ๋””์•„์„ธํ‹ธ์— ๋Œ€ํ•œ ๋…ธ์ถœ ๋ฐ ์นดํŽ˜ ์ž‘์—… ๊ฑด๊ฐ•์˜ํ–ฅ์— ๋Œ€ํ•œ ์šฐ๋ ค๊ฐ€ ์ ‘์ˆ˜๋˜์–ด, 2016๋…„ 3์›”์— ์‚ฐ์—…์œ„์ƒ ์กฐ์‚ฌ ๋ฐ ํ™˜๊ธฐํ‰๊ฐ€๋ฅผ ์‹ค์‹œํ–ˆ๊ณ , ๋˜ํ•œ ์˜๋ฃŒ์กฐ์‚ฌ

๋ฅผ ์ˆ˜ํ–‰ํ–ˆ๋‹ค. ์‚ฐ์—…์œ„์ƒ ์กฐ์‚ฌ๋Š” ์•ŒํŒŒ-๋””์ผ€ํ†ค(์ฆ‰, ๋””์•„์„ธํ‹ธ, 2,3-ํŽœํƒ„๋””์˜จ ๋ฐ 2,3-ํ—ฅ์‚ฐ๋””์˜จ)์— ๋Œ€ํ•œ ๊ฐœ์ธํ˜ธํก์˜์—ญ ๋ฐ ์ผ๋ฐ˜์ ์ธ ๊ณต๊ธฐ์‹œ๋ฃŒ ์ƒ˜ํ”Œ์„ ์ˆ˜์ง‘ํ•˜๋Š” ๊ฒƒ์œผ๋กœ ๊ตฌ์„ฑ๋˜์—ˆ๋‹ค. ๋””์•„์„ธํ‹ธ, 2,3-ํŽœํƒ„๋””์˜จ ๋ฐ 2,3-ํ—ฅ์‚ฐ๋””์˜จ์˜ ๋ฐฐ์ถœ ๊ฐ€๋Šฅ์„ฑ์„ ํ‰๊ฐ€ํ•˜๊ธฐ ์œ„ํ•ด ์ƒ๋‘ ๋ฐ ์›๋‘์˜ ๋ฒŒํฌ ์ƒ˜ํ”Œ์„ ์ˆ˜์ง‘ํ–ˆ๊ณ , ์ง€์†์ ์ธ ๋ชจ๋‹ˆํ„ฐ๋ง ์žฅ๋น„๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ํŠน์ • ์ง€์—ญ ๋ฐ ์ž‘์—… ์ค‘ ์ด ํœ˜๋ฐœ์„ฑ ์œ ๊ธฐํ™”ํ•ฉ๋ฌผ, ์ผ์‚ฐํ™”ํƒ„์†Œ, ์ด์‚ฐํ™”ํƒ„์†Œ, ์˜จ๋„ ๋ฐ ์ƒ๋Œ€์Šต๋„๋ฅผ ์ธก์ •, ์˜๋ฃŒ ์„ค๋ฌธ์กฐ์‚ฌ๋Š” ๊ฑด๊ฐ• ์„ค๋ฌธ์ง€์™€ ํ˜ธํก ๊ฒ€์‚ฌ๋กœ ์ด๋ฃจ์–ด์กŒ๋‹ค. ๋กœ์ŠคํŒ… ๋ฐ ํฌ์žฅ ์‹œ์„ค์—์„œ ๋ชจ๋“  ์ „๋ฉดํ˜• ๊ฐœ์ธ ๊ณต๊ธฐ ์ƒ˜ํ”Œ ๊ฒฐ๊ณผ๋Š” ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์˜ ๊ถŒ์žฅ ๋…ธ์ถœํ•œ๋„ ๋ฏธ๋งŒ์ด์—ˆ๊ณ , ์ƒ์‚ฐ๊ตฌ์—ญ์—์„œ์˜ ๋ถ„์‡„์ž‘์—…์œผ๋กœ ๊ฐ€์žฅ ๋†’์€ ์•ŒํŒŒ-๋””์ผ€ํ†ค ๋…ธ์ถœ์ด ๋ฐœ์ƒํ–ˆ๋‹ค. ๋Œ€๊ธฐ ์ค‘์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋ฐ ์ผ์‚ฐํ™”ํƒ„์†Œ ๋†๋„๋Š” ํ•ด๋‹น ๋…ธ์ถœํ•œ๋„๋ฅผ ์ดˆ๊ณผํ•˜์ง€ ์•Š์•˜๋‹ค. ๋ˆˆ๊ณผ ์ฝ” ์ฆ์ƒ์ด ๊ฐ€์žฅ ํ”ํ•˜๊ฒŒ ๋ณด๊ณ ๋œ ์ฆ์ƒ์ด์—ˆ์œผ๋ฉฐ, ํ˜ธํก ๊ณค๋ž€ ๋ฐ ํ‰๋ถ€ ์••๋ฐ•์œผ๋กœ ์ธํ•œ ๊ฐ์„ฑ์€ ๊ฐ€์žฅ ํ”ํ•˜๊ฒŒ ๋ณด๊ณ ๋œ ํ˜ธํก๊ธฐ ์ฆ์ƒ์ด์—ˆ์œผ๋ฉฐ, ์ƒ๋ถ€ ๋˜๋Š” ํ•˜๋ถ€ ํ˜ธํก๊ธฐ ์ฆ์ƒ์ด ์žˆ๋Š” ๋ชจ๋“  ์ฐธ๊ฐ€์ž๋Š” ์ฆ์ƒ์ด ์ผ๊ณผ ๊ด€๋ จ์ด ์—†์ง€ ์•Š๋‹ค๊ณ  ๋ณด๊ณ ํ–ˆ๋‹ค. ์ด๋Ÿฌํ•œ ํ˜ธํก๊ธฐ ์ฆ์ƒ๊ณผ ํ ๊ธฐ๋Šฅ ์ด์ƒ์€ ์ž‘์—…์žฅ ๋…ธ์ถœ ๋˜๋Š” ๊ธฐํƒ€ ์š”์ธ๊ณผ ๊ด€๋ จ๋  ์ˆ˜ ์žˆ์œผ๋‚˜, ์˜๋ฃŒ์กฐ์‚ฌ ์ฐธ๊ฐ€์ž์˜ 40%๊ฐ€ ๋จผ์ง€, ์ƒ๋‘ ๋ถ„์ง„ ๋˜๋Š” ์™•๊ฒจ์— ์˜ํ•ด ์œ ๋ฐœ๋˜๊ฑฐ๋‚˜ ์•…ํ™”๋˜๋Š” ํ˜ธํก๊ธฐ ์ฆ์ƒ์— ๋Œ€ํ•œ ๊ฒฐ๊ณผ๋Š” ๋…ธ๋™์ž์˜ ํ˜ธํก ๋ฌธ์ œ๋กœ ์ธํ•œ ๋ถ€๋‹ด์„ ์‹œ์‚ฌํ•œ๋‹ค.

์นดํŽ˜์—์„œ ๋‹ค์„ฏ ๊ฐœ์˜ ๊ฐœ์ธ ๊ณต๊ธฐ์ƒ˜ํ”Œ ์ค‘ ์„ธ ๊ฐœ๊ฐ€ ๋””์•„์„ธํ‹ธ์˜ ๊ถŒ์žฅ ๋…ธ์ถœ์ œํ•œ์น˜์ธ 5 ppb๋ฅผ ์ดˆ๊ณผํ–ˆ์œผ๋ฉฐ ๊ฐ€์žฅ ๋†’์€ ์ธก์ • ๋†๋„๋Š” 6 ppb์˜€๊ณ , ์–ด๋–ค ๊ฐœ์ธ์ƒ˜ํ”Œ๋„ 2,3-ํŽœํƒ„๋””์˜จ์˜ ๊ถŒ์žฅ ๋…ธ์ถœํ•œ๋„๋ฅผ ์ดˆ๊ณผํ•˜์ง€ ์•Š์•˜๋‹ค. ์›๋‘๋ฅผ ๋ถ„์‡„ํ•˜๋Š” ๊ฒƒ์„ ํฌํ•จํ•˜์—ฌ ์—์Šคํ”„๋ ˆ์†Œ ์Œ๋ฃŒ๋ฅผ ๋งŒ๋“œ๋Š” ๋…ธ๋™์ž๋Š” ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์— ๋Œ€ํ•ด ๊ฐœ์ธ์ž‘์—… ๊ธฐ์ค€์œผ๋กœ ๊ฐ€์žฅ ๋†’์€ ๋…ธ์ถœ์„ ๋ณด์˜€๋‹ค. ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์˜ ๋Œ€๊ธฐ ๋†๋„๋Š” ๊ทผ๋ฌด์ผ ๋™์•ˆ ์ฆ๊ฐ€ํ–ˆ๊ณ , ์—์Šคํ”„๋ ˆ์†Œ ๊ธฐ๊ณ„ ์˜†์—์„œ ์ธก์ •ํ–ˆ์„ ๋•Œ, ์ด์‚ฐํ™”ํƒ„์†Œ ์ˆ˜์น˜๋Š” ํ•˜๋ฃจ ์ข…์ผ ์•ฝ๊ฐ„ ์ฆ๊ฐ€ํ–ˆ์œผ๋ฉฐ ๊ถŒ์žฅ ์ˆ˜์น˜๋ณด๋‹ค ๋†’์•˜๋‹ค. ์ปคํ”ผ ๋กœ์ŠคํŒ… ๋ฐ ํฌ์žฅ ์‹œ์„ค์—์„œ, ๋ชจ๋“  ๊ฐœ์ธ ์ƒ˜ํ”Œ์€ ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์— ๋Œ€ํ•œ REL๋ณด๋‹ค ๋‚ฎ์•˜๊ณ , ์ƒ์‚ฐ ๊ตฌ์—ญ์—์„œ์˜ ๋ถ„์‡„์ž‘์—…์œผ๋กœ ๊ฐ€์žฅ ๋†’์€ ์•ŒํŒŒ-๋””์ผ€ํ†ค ๋…ธ์ถœ์ด ๋ฐœ์ƒํ–ˆ๋‹ค. ๋Œ€๊ธฐ ์ค‘์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋ฐ ์ผ์‚ฐํ™”ํƒ„์†Œ ๋†๋„๋Š” ํ•ด๋‹น ๋…ธ์ถœํ•œ๋„๋ฅผ ์ดˆ๊ณผํ•˜์ง€ ์•Š์•˜๋‹ค. ๋ˆˆ๊ณผ ์ฝ” ์ฆ์ƒ์ด ๊ฐ€์žฅ ํ”ํ•˜๊ฒŒ ๋ณด๊ณ ๋œ ์ฆ์ƒ์ด์—ˆ์œผ๋ฉฐ, ํ˜ธํก ๊ณค๋ž€ ๋ฐ ํ‰๋ถ€ ์••๋ฐ•์œผ๋กœ ์ธํ•œ ๊ฐ์„ฑ์€ ๊ฐ€์žฅ ํ”ํ•˜๊ฒŒ ๋ณด๊ณ ๋œ ํ˜ธํก๊ธฐ ์ฆ์ƒ์ด์—ˆ๋‹ค. ์ƒ๋ถ€ ๋˜๋Š” ํ•˜๊ธฐ๋„ ์ฆ์ƒ์ด ์žˆ๋Š” ๋ชจ๋“  ์ฐธ๊ฐ€์ž๋Š” ์ฆ์ƒ์ด ์ผ๊ณผ์˜ ๊ด€๋ จ์ด ์—†์ง€ ์•Š๋‹ค๊ณ  ๋ณด๊ณ ํ–ˆ์œผ๋ฉฐ, ์ด๋Ÿฌํ•œ ํ˜ธํก๊ธฐ ์ฆ์ƒ๊ณผ ํ ๊ธฐ๋Šฅ ์ด์ƒ์€ ์ž‘์—…์žฅ

128 ์ž„๊ฒฝํƒ

www.kiha.kr Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140

๋…ธ์ถœ ๋˜๋Š” ๊ธฐํƒ€ ์š”์ธ๊ณผ ๊ด€๋ จ๋  ์ˆ˜ ์žˆ์œผ๋‚˜, ์˜๋ฃŒ ์กฐ์‚ฌ ์ฐธ๊ฐ€์ž์˜ 40%๊ฐ€ ๋จผ์ง€, ์ƒ๋‘ ๋ถ„์ง„ ๋˜๋Š” ์™•๊ฒจ์— ์˜ํ•ด ์œ ๋ฐœ๋˜๊ฑฐ๋‚˜ ์•…ํ™”๋˜๋Š” ํ˜ธํก๊ธฐ ์ฆ์ƒ์— ๋Œ€ํ•œ ๊ฒฐ๊ณผ๋Š” ์ด ์ธ๋ ฅ์˜ ํ˜ธํก ๋ฌธ์ œ๋กœ ์ธํ•œ ๋ถ€๋‹ด์„ ์‹œ์‚ฌํ•œ๋‹ค. ์นดํŽ˜๋Š”, ๋‹ค์„ฏ ๊ฐœ์˜ ์ „๋ฉดํ˜• ๊ฐœ์ธ ๊ณต๊ธฐ์ƒ˜ํ”Œ ์ค‘ ์„ธ ๊ฐœ๊ฐ€ diacetyl์˜ ๊ฒฝ์šฐ 5.0 ppb์ธ NIOSH REL๋ณด๋‹ค ๋†’์•˜๊ณ  ์ตœ๊ณ  ๋†๋„๊ฐ€ 6.0 ppb์˜€๋‹ค. ๋ถ„์‡„ ์ž‘์—…์œผ๋กœ ๊ฐ€์žฅ ๋†’์€ ์•ŒํŒŒ-๋””์ผ€ํ†ค ๋…ธ์ถœ์ด ๋ฐœ์ƒํ–ˆ๊ณ , ์ด์‚ฐํ™”ํƒ„์†Œ ์ˆ˜์น˜๋Š” ํ•˜๋ฃจ ์ข…์ผ ์•ฝ๊ฐ„ ์ฆ๊ฐ€ํ–ˆ์œผ๋ฉฐ ๊ถŒ์žฅ ์ˆ˜์น˜๋ณด๋‹ค ๋†’์•˜๋‹ค. ์˜ฅ์™ธ์—์„œ ๊ณต๊ธฐ๋ฅผ ๋“ค์—ฌ๋ณด๋‚ด์ง€ ์•Š๊ณ  ์นดํŽ˜ ๋‚ด๋ถ€์˜ ๊ณต๊ธฐ๋ฅผ 100% ์žฌ์ˆœํ™˜ํ–ˆ๊ณ , ์นดํŽ˜๋‚˜ ์ฃผ๋ฐฉ์—์„œ ๊ตญ์†Œ๋ฐฐ๊ธฐ์‹œ์Šคํ…œ์ด ์„ค์น˜๋˜์ง€ ์•Š์•˜๋‹ค. ๋ถ€๋น„๋™์—ผ์ด ๋ฐœ์ƒํ•œ ์ฝ” ์ฆ์ƒ์€ ๊ฐ€์žฅ ํ”ํ•˜๊ฒŒ ๋ณด๊ณ ๋˜๋Š” ์ฆ์ƒ์ด์—ˆ๋‹ค. ์ฐธ๊ฐ€์ž๋“ค์€ ์—…๋ฌด ๊ด€๋ จ ์ฆ์ƒ์„ ๋ณด๊ณ ํ•˜์ง€ ์•Š์•˜๊ณ , ํํ™œ๋Ÿ‰ ๊ฒ€์‚ฌ์™€ ํ˜ธ๊ธฐ ์‚ฐํ™”์งˆ์†Œ ๊ฒ€์‚ฌ๋Š” ๋ชจ๋‘ ์ •์ƒ์ด์—ˆ๋‹ค. ์–ด๋–ค ์‹ค๋‚ด ํ™˜๊ฒฝ์—์„œ๋„ ์˜ค์—ผ๋ฌผ์งˆ์„ ํฌ์„ํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ์™ธ๋ถ€ ๊ณต๊ธฐ๋ฅผ ์ ์ ˆํ•˜๊ฒŒ ๊ณต๊ธ‰ํ•  ํ•„์š”๊ฐ€ ์žˆ์—ˆ๋‹ค.

7) ์ปคํ”ผ ๋กœ์ŠคํŒ… ๋ฐ ํฌ์žฅ ์‹œ์„ค ๋ฐ ๊ด€๋ จ ์นดํŽ˜์—์„œ ๋…ธ์ถœ ๋ฐ ํ˜ธํก๊ธฐ ๊ฑด๊ฐ• ํ‰๊ฐ€(Report No. 2016-0067-3313 / U.S. Department of Health and Human Services, CDC, NIOSH, 2018)

2016๋…„ 1์›”, NIOSH์˜ ๊ฑด๊ฐ•์œ„ํ—˜ํ‰๊ฐ€ ํ”„๋กœ๊ทธ๋žจ(Health Hazard Evaluation Program)์—์„œ ์ปคํ”ผ ๋กœ์ŠคํŒ…, ํฌ์žฅ์‹œ์„ค ๋ฐ ๊ด€๋ จ ์ปคํ”ผ ์นดํŽ˜ ์šด์˜์ž๋กœ๋ถ€ํ„ฐ ์ปคํ”ผ ๋กœ์ŠคํŒ…, ์—ฐ์‚ญ ๋ฐ ๋””์•„์„ธํ‹ธ์— ๋Œ€ํ•œ ๋…ธ์ถœ ๋ฐ ์นดํŽ˜ ์ž‘์—… ๊ฑด๊ฐ•์˜ํ–ฅ์— ๋Œ€ํ•œ ์šฐ๋ ค๊ฐ€ ์ ‘์ˆ˜๋˜์—ˆ๋‹ค. 2016๋…„ 3์›”์— ์‚ฐ์—…์œ„์ƒ ์กฐ์‚ฌ ๋ฐ ํ™˜๊ธฐํ‰๊ฐ€๋ฅผ ์‹ค์‹œํ–ˆ๊ณ , ๋˜ํ•œ ์˜๋ฃŒ์กฐ์‚ฌ๋ฅผ ์ˆ˜ํ–‰ํ–ˆ๋‹ค. ์‚ฐ์—…์œ„์ƒ ์กฐ์‚ฌ๋Š” ์•ŒํŒŒ-๋””์ผ€ํ†ค(์ฆ‰, ๋””์•„์„ธํ‹ธ, 2,3-ํŽœํƒ„๋””์˜จ ๋ฐ 2,3-ํ—ฅ์‚ฐ๋””์˜จ)์— ๋Œ€ํ•œ ๊ฐœ์ธํ˜ธํก๊ตฌ์—ญ ๋ฐ ์ผ๋ฐ˜์ ์ธ ๊ณต๊ธฐ ์‹œ๋ฃŒ๋ฅผ ์ˆ˜์ง‘ํ•˜๋Š” ๊ฒƒ์œผ๋กœ ๊ตฌ์„ฑ๋˜์—ˆ๋‹ค. ๋””์•„์„ธํ‹ธ, 2,3-ํŽœํƒ„๋””์˜จ ๋ฐ 2,3-ํ—ฅ์‚ฐ๋””์˜จ์˜ ๋ฐฐ์ถœ ๊ฐ€๋Šฅ์„ฑ์„ ํ‰๊ฐ€ํ•˜๊ธฐ ์œ„ํ•ด ์ƒ๋‘ ๋ฐ ์›๋‘์˜ ๋ฒŒํฌ ์ƒ˜ํ”Œ์„ ์ˆ˜์ง‘ํ–ˆ๋‹ค. ์ง€์†์ ์ธ ๋ชจ๋‹ˆํ„ฐ๋ง ์žฅ๋น„๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ํŠน์ • ์ง€์—ญ ๋ฐ ์ž‘์—… ์ค‘ ์ด ํœ˜๋ฐœ์„ฑ ์œ ๊ธฐํ™”ํ•ฉ๋ฌผ, ์ผ์‚ฐํ™”ํƒ„์†Œ, ์ด์‚ฐํ™”ํƒ„์†Œ, ์˜จ๋„ ๋ฐ ์ƒ๋Œ€์Šต๋„๋ฅผ ์ธก์ •ํ–ˆ๋‹ค. ์˜๋ฃŒ ์„ค๋ฌธ์กฐ์‚ฌ๋Š” ๊ฑด๊ฐ• ์„ค๋ฌธ์ง€์™€ ํ˜ธํก ๊ฒ€์‚ฌ๋กœ ์ด๋ฃจ์–ด์กŒ๋‹ค. ๋กœ์ŠคํŒ… ๋ฐ ํฌ์žฅ ์‹œ์„ค์—์„œ ๋ชจ๋“  ์ „๋ฉดํ˜• ๊ฐœ์ธ ๊ณต๊ธฐ ์ƒ˜ํ”Œ ๊ฒฐ๊ณผ๋Š” ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์˜ ๊ถŒ์žฅ ๋…ธ์ถœํ•œ๋„ ๋ฏธ๋งŒ์ด์—ˆ๋‹ค. ์ƒ์‚ฐ๊ตฌ์—ญ์—์„œ์˜ ๋ถ„์‡„์ž‘์—…์œผ๋กœ ๊ฐ€์žฅ ๋†’์€ ์•ŒํŒŒ-๋””์ผ€ํ†ค ๋…ธ์ถœ์ด ๋ฐœ์ƒํ–ˆ๋‹ค. ๋Œ€๊ธฐ ์ค‘์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋ฐ ์ผ์‚ฐํ™”ํƒ„์†Œ ๋†๋„๋Š” ํ•ด๋‹น ๋…ธ์ถœํ•œ๋„๋ฅผ ์ดˆ๊ณผํ•˜์ง€ ์•Š์•˜๋‹ค. ์ด๋Ÿฌํ•œ ํ˜ธํก๊ธฐ ์ฆ์ƒ๊ณผ ํ ๊ธฐ๋Šฅ ์ด์ƒ์€ ์ž‘์—…์žฅ ๋…ธ์ถœ ๋˜๋Š” ๊ธฐํƒ€ ์š”์ธ๊ณผ ๊ด€๋ จ๋  ์ˆ˜ ์žˆ์œผ

๋‚˜, ์˜๋ฃŒ์กฐ์‚ฌ ์ฐธ๊ฐ€์ž์˜ 40%๊ฐ€ ๋จผ์ง€, ์ƒ๋‘ ๋จผ์ง€ ๋˜๋Š” ์™•๊ฒจ์— ์˜ํ•ด ์œ ๋ฐœ๋˜๊ฑฐ๋‚˜ ์•…ํ™”๋˜๋Š” ํ˜ธํก๊ธฐ ์ฆ์ƒ์— ๋Œ€ํ•œ ๊ฒฐ๊ณผ๋Š” ๋…ธ๋™์ž์˜ ํ˜ธํก ๋ฌธ์ œ๋ฅผ ๋‚˜ํƒ€๋ƒˆ๋‹ค. ์ƒ์‚ฐ ํ™œ๋™ ์ค‘์—๋Š” ํ•ญ์ƒ ์˜ฅ์ƒ ์—์–ดํ•ธ๋“ค๋ง ์žฅ์น˜๋ฅผ ์ž‘๋™ํ•˜๊ณ , ์ž‘์—…๊ด€ํ–‰ ์ˆ˜์ •, ์ž‘์—…์žฅ ์œ„ํ—˜์— ๋Œ€ํ•œ ์ง์› ๊ต์œก, ์ƒ๋‘ ๋˜๋Š” ์›๋‘ ๋จผ์ง€๋กœ๋ถ€ํ„ฐ ๋ณดํ˜ธํ•  ์ˆ˜ ์žˆ๋Š” N95 ์ผํšŒ์šฉ ์—ฌ๊ณผ ์ „๋ฉดํ˜• ํ˜ธํก๊ธฐ์˜ ์ž๋ฐœ์ ์ธ ์‚ฌ์šฉ๊ณผ ๊ฐ™์€ ๊ด€๋ฆฌ๋ฅผ ๊ถŒ๊ณ ํ–ˆ๋‹ค.

์นดํŽ˜์—์„œ ๋‹ค์„ฏ ๊ฐœ์˜ ์ „๋ฉดํ˜• ๊ฐœ์ธ ๊ณต๊ธฐ์ƒ˜ํ”Œ ์ค‘ ์„ธ ๊ฐœ๊ฐ€ ๋””์•„์„ธํ‹ธ์˜ ๊ถŒ์žฅ ๋…ธ์ถœํ•œ๋„์ธ 5 ppb๋ฅผ ์ดˆ๊ณผํ–ˆ์œผ๋ฉฐ ๊ฐ€์žฅ ๋†’์€ ์ธก์ • ๋†๋„๋Š” 6 ppb์˜€๋‹ค. ์–ด๋–ค ๊ฐœ์ธ์ƒ˜ํ”Œ๋„ 2,3-ํŽœํƒ„๋””์˜จ์˜ ๊ถŒ์žฅ ๋…ธ์ถœํ•œ๋„๋ฅผ ์ดˆ๊ณผํ•˜์ง€ ์•Š์•˜๋‹ค. ์ปคํ”ผ ์›๋‘๋ฅผ ๊ฐˆ์•„์ฃผ๋Š” ๊ฒƒ์„ ํฌํ•จํ•˜์—ฌ ์—์Šคํ”„๋ ˆ์†Œ ์Œ๋ฃŒ๋ฅผ ๋งŒ๋“œ๋Š” ์ง์›์€ ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์— ๋Œ€ํ•ด ๊ฐœ์ธ์ž‘์—… ๊ธฐ์ค€์œผ๋กœ ๊ฐ€์žฅ ๋†’์€ ๋…ธ์ถœ์„ ๋ณด์˜€๋‹ค. ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์˜ ๋Œ€๊ธฐ ๋†๋„๋Š” ๊ทผ๋ฌด์ผ ๋™์•ˆ ์ฆ๊ฐ€ํ–ˆ์œผ๋ฉฐ, ์—์Šคํ”„๋ ˆ์†Œ ๊ธฐ๊ณ„ ์˜†์—์„œ ์ธก์ •ํ–ˆ์„ ๋•Œ, ์ด์‚ฐํ™”ํƒ„์†Œ ์ˆ˜์น˜๋Š” ํ•˜๋ฃจ ์ข…์ผ ์•ฝ๊ฐ„ ์ฆ๊ฐ€ํ•˜์—ฌ ๊ถŒ์žฅ ์ˆ˜์น˜๋ณด๋‹ค ๋†’์•˜๋‹ค. ๋ถ€๋น„๋™์—ผ์ด ๋ฐœ์ƒํ•œ ์ฝ” ์ฆ์ƒ์€ ๊ฐ€์žฅ ํ”ํ•˜๊ฒŒ ๋ณด๊ณ ๋˜์—ˆ๋‹ค. ์˜๋ฃŒ ์„ค๋ฌธ ์ฐธ๊ฐ€์ž๋Š” ์—…๋ฌด๊ด€๋ จ ์ฆ์ƒ์„ ๋ณด๊ณ ํ•˜์ง€ ์•Š์•˜๋‹ค. ํํ™œ๋Ÿ‰ ๊ฒ€์‚ฌ์™€ ํ˜ธ๊ธฐ ์‚ฐํ™”์งˆ์†Œ ๊ฒ€์‚ฌ๋Š” ๋ชจ๋‘ ์ •์ƒ์ด์—ˆ๋‹ค. ์ง์›๋“ค์—๊ฒŒ ์ž‘์—…์žฅ ์œ„ํ—˜์— ๋Œ€ํ•ด ๊ต์œกํ•˜๊ณ  ํ™˜๊ธฐ ์ „๋ฌธ๊ฐ€์™€ ํ˜‘๋ ฅํ•˜์—ฌ ์ ์ ˆํ•œ ์ˆ˜์ค€์˜ ์‹ค์™ธ ๊ณต๊ธฐ๋ฅผ ์œ ์ž…์‹œ์ผœ ํ™˜๊ธฐ ์ง€์นจ์„ ์ค€์ˆ˜ํ•˜๋Š” ๊ฒƒ์ด ๊ถŒ์žฅ๋˜์—ˆ๋‹ค. ๋ชจ๋“  ์ „๋ฉดํ˜• ๊ฐœ์ธ ์ƒ˜ํ”Œ์€ ๋””์•„์„ธํ‹ธ๊ณผ 2,3-ํŽœํƒ„๋””์˜จ์— ๋Œ€ํ•œ REL๋ณด๋‹ค ๋‚ฎ์•˜๋‹ค. ์ƒ์‚ฐ ๊ตฌ์—ญ์—์„œ์˜ ๋ถ„์‡„์ž‘์—…์œผ๋กœ ๊ฐ€์žฅ ๋†’์€ ์•ŒํŒŒ-๋””์ผ€ํ†ค ๋…ธ์ถœ์ด ๋ฐœ์ƒํ–ˆ๋‹ค. ๋Œ€๊ธฐ ์ค‘์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋ฐ ์ผ์‚ฐํ™”ํƒ„์†Œ ๋†๋„๋Š” ํ•ด๋‹น ๋…ธ์ถœํ•œ๋„๋ฅผ ์ดˆ๊ณผํ•˜์ง€ ์•Š์•˜๋‹ค. ํ˜ธํก๊ธฐ ์ฆ์ƒ๊ณผ ํ ๊ธฐ๋Šฅ ์ด์ƒ์€ ์ž‘์—…์žฅ ๋…ธ์ถœ ๋˜๋Š” ๊ธฐํƒ€ ์š”์ธ๊ณผ ๊ด€๋ จ๋  ์ˆ˜ ์žˆ์œผ๋‚˜, ์˜๋ฃŒ ์กฐ์‚ฌ ์ฐธ๊ฐ€์ž์˜ 40%๊ฐ€ ๋จผ์ง€, ์ƒ๋‘ ๋จผ์ง€ ๋˜๋Š” ์™•๊ฒจ์— ์˜ํ•ด ์œ ๋ฐœ๋˜๊ฑฐ๋‚˜ ์•…ํ™”๋˜๋Š” ํ˜ธํก๊ธฐ ์ฆ์ƒ์„ ์ผ์œผ์ผฐ๋‹ค.

์นดํŽ˜์—์„œ๋Š” ๋‹ค์„ฏ ๊ฐœ์˜ ์ „๋ฉดํ˜• ๊ฐœ์ธ ๊ณต๊ธฐ์ƒ˜ํ”Œ ์ค‘ ์„ธ ๊ฐœ๊ฐ€ diacetyl์˜ ๊ฒฝ์šฐ 5.0 ppb์ธ NIOSH REL๋ณด๋‹ค ๋†’์•˜๊ณ  ์ตœ๊ณ  ๋†๋„๊ฐ€ 6.0 ppb์˜€๋‹ค. ๋ถ„์‡„ ์ž‘์—…์œผ๋กœ ๊ฐ€์žฅ ๋†’์€ ์•ŒํŒŒ-๋””์ผ€ํ†ค ๋…ธ์ถœ์ด ๋ฐœ์ƒํ–ˆ๋‹ค. ์ด์‚ฐํ™”ํƒ„์†Œ ์ˆ˜์น˜๋Š” ํ•˜๋ฃจ ์ข…์ผ ์•ฝ๊ฐ„ ์ฆ๊ฐ€ํ–ˆ์œผ๋ฉฐ ๊ถŒ์žฅ ์ˆ˜์น˜๋ณด๋‹ค ๋†’์•˜๋‹ค. ํํ™œ๋Ÿ‰ ๊ฒ€์‚ฌ์™€ ํ˜ธ๊ธฐ ์‚ฐํ™”์งˆ์†Œ ๊ฒ€์‚ฌ๋Š” ๋ชจ๋‘ ์ •์ƒ์ด์—ˆ๋‹ค. ์–ด๋–ค ์‹ค๋‚ด ํ™˜๊ฒฝ์—์„œ๋„ ์˜ค์—ผ๋ฌผ์งˆ์„ ํฌ์„ํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ์™ธ๋ถ€ ๊ณต๊ธฐ๋ฅผ ์ ์ ˆํ•˜๊ฒŒ ๊ณต๊ธ‰ํ•  ํ•„์š”๊ฐ€ ์žˆ์—ˆ๋‹ค. ์ง์›์—๊ฒŒ ์ž‘์—…์žฅ ์œ„ํ—˜์— ๋Œ€ํ•ด ๊ต์œกํ•˜๊ณ  ํ™˜๊ธฐ ์ „๋ฌธ๊ฐ€์™€ ํ˜‘๋ ฅํ•˜์—ฌ ๊ฑด๋ฌผ์˜ ํ™˜๊ธฐ์ง€์นจ์„ ์ถฉ์กฑ์‹œํ‚ค๋Š” ์ ์ ˆํ•œ ์ˆ˜์ค€์˜ ์‹ค์™ธ๊ณต๊ธฐ๋ฅผ ๊ฐ€์ ธ ์˜ค๋Š” ๊ฒƒ์ด ๊ถŒ์žฅ๋˜์—ˆ๋‹ค.

์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒ๋˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ์˜ ์œ ํ•ด์„ฑ ๊ณ ์ฐฐ ๋ฐ ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ ๋ฐฉ์•ˆ 129

Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140 www.kiha.kr

2. ๋น„๊ต ๋…์„ฑ์œ ์ „์ฒดํ•™(Comparative Toxicogenomics) ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์˜ ๊ฒ€์ƒ‰ ๋ฐ ๊ฒฐ๊ณผ๋ถ„์„

์•„๋ž˜ Figure 1๊ณผ 2๋Š” ๋””์•„์„ธํ‹ธ ๋ฐ 2,3-ํŽœํƒ„๋””์˜จ๊ณผ ๊ด€๋ จ๋œ ์œ ์ „์ž๋“ค์˜ ๋ฐœํ˜„๋ณ€ํ™”์— ๋Œ€ํ•œ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๊ฒ€์ƒ‰์œผ๋กœ, MDI Biological Laboratory & NC State University์—์„œ ์ œ๊ณตํ•˜๋Š” ๋น„๊ต ๋…์„ฑ์œ ์ „์ฒด ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค(Comparative Toxicogenomics Database, CTD) ํ™ˆํŽ˜์ด์ง€(ctdbase.org, MDI Biological Laboratory & NC State University, 2019)์—์„œ ๋‘ ๊ฐ€์ง€ ๋ฌผ์งˆ๊ณผ ๊ด€๋ จ๋œ ์œ ์ „์ž ๋ณ€ํ™” ๋ฐ์ดํ„ฐ๋ฅผ ๊ฒ€์ƒ‰ํ•œ ๊ฒฐ๊ณผ์ด๋‹ค. Figure 1์€ diacetyl์™€ ๊ฐ€์žฅ ๊ด€๋ จ๋œ ๋ณ€ํ™” ์œ ์ „์ž๋ฅผ ๋ณด์ด๋Š” ๊ฒƒ์œผ๋กœ, DCXR, ACHE, BCHE ๋“ฑ์˜ ์œ ์ „์ž๊ฐ€ ๊ฐ€์žฅ ๊ด€๋ จ๋˜์–ด ์žˆ๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. Table 5๋Š” ๋””์•„์„ธํ‹ธ๊ณผ ๊ด€๋ จ๋œ ๋ฐœํ˜„๋ณ€ํ™” ์œ ์ „์ž๋“ค์˜ ๊ธฐ๋Šฅ์„ ์„ค๋ช…ํ–ˆ๋‹ค.

์•„๋ž˜ Figure 2๋Š” 2,3-ํŽœํƒ„๋””์˜จ๊ณผ ๊ฐ€์žฅ ๊ด€๋ จ๋œ ๋ณ€ํ™” ์œ ์ „์ž๋ฅผ ๋ณด์ด๋Š” ๊ฒƒ์œผ๋กœ, AKR1B1, AKR1B10, CXCR4 ๋“ฑ์˜ ์œ ์ „์ž๊ฐ€ ๊ฐ€์žฅ ๊ด€๋ จ๋˜์–ด ์žˆ๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. Table 6์€ 2,3-ํŽœํƒ„๋””์˜จ๊ณผ ๊ด€๋ จ๋œ ๋ฐœํ˜„๋ณ€ํ™” ์œ ์ „์ž๋“ค์˜ ๊ธฐ๋Šฅ์„ ๋‚˜ํƒ€๋ƒˆ๋‹ค.

โ…ฃ. ๊ณ  ์ฐฐ

์ปคํ”ผ์™€ ์ฐจ๋Š” ๋„๋ฆฌ ๋งˆ์‹œ๋Š” ์Œ๋ฃŒ๋กœ์„œ ์ฐจ์˜ ํ”Œ๋ผ๋ณด๋…ธ์ด๋“œ ์„ฑ๋ถ„ ๋“ฑ์€ ์‹œํ—˜๊ด€ ๋‚ด ๋ฐ ๋™๋ฌผ ๋ชจ๋ธ์—์„œ ํ ์ข…์–‘ ํ˜•์„ฑ์„ ์–ต์ œํ•˜๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ์ง€๋งŒ, ์ปคํ”ผ๋Š” ์œ ์ „๋…์„ฑ ๋ฐ ๋Œ์—ฐ๋ณ€์ด์›์„ฑ์„ ๊ฐ€์งˆ ์ˆ˜ ์žˆ๋Š” ์ƒํ™”ํ•™์  ํ™œ์„ฑ ํ™”ํ•ฉ๋ฌผ ๋˜๋Š” ๊ทธ ํ˜ผํ•ฉ๋ฌผ์„ ํ•จ์œ ํ•˜๊ณ  ์žˆ๋‹ค๊ณ  ๋ณด๊ณ ๋˜์–ด ์ง€์†์ ์ธ ๋…ผ๋ž€์ด ์žˆ์–ด์™”๋‹ค. ์ด ์ค‘ 2,3-๋ถ€ํƒ„๋””์˜จ(BD, ๋””์•„์„ธํ‹ธ) ์ฆ๊ธฐ์— ๋Œ€ํ•œ ์•„๋งŒ์„ฑ ๋˜๋Š” ๋งŒ์„ฑ ๋…ธ์ถœ ๋ฐ ์ง์—…์  ๋…ธ์ถœ์€ ์‹ฌ๊ฐํ•œ ํ˜ธํก๊ธฐ ์งˆํ™˜๊ณผ ๊ด€๋ จ์ด ์žˆ๋Š” ๊ฒƒ์œผ๋กœ ๋ณด๊ณ ๋˜์—ˆ๋‹ค(NIOSH, NOES Survey, 1981-1983). ๋””์•„์„ธํ‹ธ์€ ์‹ํ’ˆ์—์„œ ์ž์—ฐ์ ์œผ๋กœ ๋ฐœ๊ฒฌ๋˜๋ฉฐ ๋ฒ„ํ„ฐ, ์บ๋Ÿฌ๋ฉœ, ์‹์ดˆ, ์œ ์ œํ’ˆ ๋ฐ ์ปคํ”ผ๋ฅผ ๋น„๋กฏํ•˜์—ฌ ์‹ํ’ˆ์˜ ํ•ฉ์„ฑ ํ–ฅ์‹ ๋ฃŒ ๋ฐ ์•„๋กœ๋งˆ ์šด๋ฐ˜์ œ๋กœ๋„ ์‚ฌ์šฉ๋œ๋‹ค. ๋ฏธ๊ตญ์—์„œ๋Š” ๋””์•„์„ธํ‹ธ๊ณผ ์•„์„ธํ† ์ธ์ด ์‹ํ’ˆ์˜์•ฝ์ฒญ(FDA)์—์„œ ์ง์ ‘ ์‹ํ’ˆ์— ์ฒจ๊ฐ€ํ•˜๋Š” ๋ฌผ์งˆ๋กœ ๊ทœ์ œ๋˜๋ฉฐ ์ผ๋ฐ˜์ ์œผ๋กœ ์•ˆ์ „ํ•˜๋‹ค๊ณ  ์ธ์ •๋œ๋‹ค. ๋‘ ํ™”ํ•ฉ๋ฌผ์€ ์ผ๋ฐ˜์ ์œผ๋กœ ๋ถˆ๊ฝƒ ์ด์˜จํ™” ๊ฒ€์ถœ๊ณผ ๊ฒฐํ•ฉ๋œ ๊ฐ€์Šคํฌ๋กœ๋งˆํ† ๊ทธ๋ž˜ํ”ผ๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๊ฒ€์ถœํ•  ์ˆ˜ ์žˆ๋‹ค. ๋””์•„์„ธํ‹ธ์€ ์—ฌ๋Ÿฌ ๋ฏธ๊ตญ ๊ณต๊ธ‰ ์—…์ฒด์—์„œ ๊ตฌ์ž…ํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ ๋ฉ”ํ‹ธ์—ํ‹ธ์ผ€ํ†ค์„

Figure 1. Database search results for expression changes of genes related to Diacetyl.Searching results from MDI Biological Laboratory & NC State University(CTD) homepage, which provides gene mutation data related to two substances

130 ์ž„๊ฒฝํƒ

www.kiha.kr Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140

Genes Function

DCXR

The DCXR gene provides instructions for making a protein called dicarbonyl and L-xylulose reductase(DCXR), which plays multiple roles in the body. One of its functions is to perform a chemical reaction that converts a sugar called L-xylulose to a molecule called xylitol. This reaction is one step in a process by which the body can use sugars for energy. There are two versions of L-xylulose reductase in the body, known as the major isoform and the minor isoform. The DCXR gene provides instructions for making the major isoform, which converts L-xylulose more efficiently than the minor isoform. It is unclear if the minor isoform is produced from the DCXR gene or another gene.Another function of the DCXR protein is to break down toxic compounds called alpha-dicarbonyl compounds. These compounds, which are byproducts of certain cellular processes or are found in foods in the diet, must be broken down so they do not damage cells.The DCXR protein is also one of several proteins that get attached to the surface of sperm cells as they mature. DCXR is involved in the interaction of a sperm cell with an egg cell during fertilization.

ACHE

Acetylcholinesterase hydrolyzes the neurotransmitter, acetylcholine at neuromuscular junctions and brain cholinergic synapses, and thus terminates signal transmission. It is also found on the red blood cell membranes, where it constitutes the Yt blood group antigen. Acetylcholinesterase exists in multiple molecular forms which possess similar catalytic properties, but differ in their oligomeric assembly and mode of cell attachment to the cell surface. It is encoded by the single ACHE gene, and the structural diversity in the gene products arises from alternative mRNA splicing, and post-translational associations of catalytic and structural subunits. The major form of acetylcholinesterase found in brain, muscle and other tissues is the hydrophilic species, which forms disulfide-linked oligomers with collagenous, or lipid-containing structural subunits. The other, alternatively spliced form, expressed primarily in the erythroid tissues, differs at the C-terminal end, and contains a cleavable hydrophobic peptide with a GPI-anchor site. It associates with the membranes through the phosphoinositide(PI) moieties added post-translationally.

BCHE

The BCHE gene provides instructions for making the pseudocholinesterase enzyme, also known as butyrylcholinesterase, which is produced by the liver and circulates in the blood. The pseudocholinesterase enzyme is involved in the breakdown of certain drugs, including muscle relaxant drugs called choline esters that are used during general anesthesia. These drugs are given to relax the muscles used for movement(skeletal muscles), including the muscles involved in breathing, and are often employed in emergencies when a breathing tube must be inserted quickly.Pseudocholinesterase also helps protect the body by breaking down certain toxic substances before they reach the nerves. These substances include certain pesticides, poisons that attack the nerves, and specific natural toxins including a compound called solanine found in green potato skin. It is likely that the enzyme has other functions in the body, but these functions are not well understood. Studies suggest that the enzyme may be involved in the transmission of nerve signals.

ACTA2

The ACTA2 gene provides instructions for making a protein called smooth muscle alpha(ฮฑ)-2 actin, which is part of the actin protein family. Actin proteins are important for cell movement and the tensing(contraction) of muscles.Smooth muscle ฮฑ-2 actin is found in smooth muscle cells. Smooth muscles line the internal organs, including the blood vessels, stomach, and intestines. Within smooth muscle cells, smooth muscle ฮฑ-2 actin forms the core of structures called sarcomeres, which are necessary for muscles to contract. Smooth muscles contract and relax as part of their normal function without being consciously controlled.Layers of smooth muscle cells are found in the walls of the arteries, which are blood vessels that carry blood from the heart to the rest of the body. Smooth muscle ฮฑ-2 actin contributes to the ability of these muscles to contract, which allows the arteries to maintain their shape instead of stretching out as blood is pumped through them.

AKR1B1 -AKR1B10 -

ALB

This gene encodes the most abundant protein in human blood. This protein functions in the regulation of blood plasma colloid osmotic pressure and acts as a carrier protein for a wide range of endogenous molecules including hormones, fatty acids, and metabolites, as well as exogenous drugs. Additionally, this protein exhibits an esterase-like activity with broad substrate specificity. The encoded preproprotein is proteolytically processed to generate the mature protein. A peptide derived from this protein, EPI-X4, is an endogenous inhibitor of the CXCR4 chemokine receptor.

B3GAR3 -GLO1 -

IL6

This gene encodes a cytokine that functions in inflammation and the maturation of B cells. In addition, the encoded protein has been shown to be an endogenous pyrogen capable of inducing fever in people with autoimmune diseases or infections. The protein is primarily produced at sites of acute and chronic inflammation, where it is secreted into the serum and induces a transcriptional inflammatory response through interleukin 6 receptor, alpha. The functioning of this gene is implicated in a wide variety of inflammation-associated disease states, including suspectibility to diabetes mellitus and systemic juvenile rheumatoid arthritis. Alternative splicing results in multiple transcript variants.

Table 5. Function of expression-altering genes associated with diacetyl(referenced from Genetics Home Reference in US National Library of Medicine, https://ghr.nlm.nih.gov/)

์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒ๋˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ์˜ ์œ ํ•ด์„ฑ ๊ณ ์ฐฐ ๋ฐ ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ ๋ฐฉ์•ˆ 131

Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140 www.kiha.kr

์ด์†Œ๋‹ˆํŠธ๋กœ์†Œ ํ™”ํ•ฉ๋ฌผ๋กœ ์ „ํ™˜ํ•œ ๋‹ค์Œ ์—ผ์‚ฐ์œผ๋กœ ๊ฐ€์ˆ˜๋ถ„ํ•ดํ•˜๊ฑฐ๋‚˜ ๊ตฌ๋ฆฌ ์ด‰๋งค๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ 2-๋ถ€ํƒ„์˜จ์„ ์‚ฐํ™”ํ•˜๋Š” ๋“ฑ ๋‹ค์–‘ํ•œ ๋ฐฉ๋ฒ•์œผ๋กœ ์ œ์กฐ๋œ๋‹ค. ๋””์•„์„ธํ‹ธ์€ ๋˜ํ•œ ๋ฉ”ํ‹ธ์•„์„ธํ‹ธ์นด๋ฅด๋น„๋†€์„ ํ†ตํ•œ ํฌ๋„๋‹น์˜ ๋ฐœํšจ ์‚ฐ๋ฌผ๊ณผ ๋งฅ์ฃผ ์ œ์กฐ ๊ณผ์ •์—์„œ์˜ ์œ ์‚ฐ๊ท  ํ™œ๋™์„ฑ ์‚ฐ๋ฌผ์ด๋‹ค. ๋””์•„์„ธํ‹ธ์€ ๋‹ด๋ฐฐ ์—ฐ๊ธฐ ๋ฐ ์—ฌ๋Ÿฌ ์‹๋ฌผ์˜ ์•„๋กœ๋งˆ ์„ฑ๋ถ„์œผ๋กœ ํ™•์ธ๋˜์—ˆ์œผ๋ฉฐ, ๋Œ€๊ธฐ์—์„œ ๋น ๋ฅด๊ฒŒ ๊ด‘๋ถ„ํ•ด๋˜์–ด ํ† ์–‘์ด๋‚˜ ํ‡ด์ ๋ฌผ ๋˜๋Š” ์ƒ์„ ์—์„œ ์ƒ๋ฌผ ๋†์ถ•์œผ๋กœ ํฌ๊ฒŒ ํก์ˆ˜๋˜์ง€ ์•Š๋Š”๋‹ค(Duling et al., 2016).

๋””์•„์„ธํ‹ธ ๋ฐ ์•„์„ธํ† ์ธ์€ ํ”ผ๋ฃจ๋ถ€์‚ฐ์˜ ํƒˆ์นด๋ณต์‹คํ™”๋กœ๋ถ€ํ„ฐ ์ธ์ฒด ๋‚ด์—์„œ ํ˜•์„ฑ๋˜๋ฉฐ, ๋ฒ„ํ„ฐ ํ–ฅ๋ฃŒ์—์„œ ๋ฐฉ์ถœ๋˜๋Š” ์ค‘์š”ํ•œ VOCs๋กœ ์ „์ž๋ ˆ์ธ์ง€ ํŒ์ฝ˜ ์ƒ์‚ฐ ์—…๊ณ„์˜ ๋…ธ๋™์ž์—๊ฒŒ ์ค‘์š”ํ•˜๋‹ค. NIOSH๋Š” ๋ฏธ์ฃผ๋ฆฌ์ฃผ ์ „์ž๋ ˆ์ธ์ง€ ํŒ์ฝ˜ ๊ณต์žฅ(Gilster-Mary Lee Corporation)์˜ ์—ฌ๋Ÿ ๋ช…์˜ ์ „์ง ๋…ธ๋™์ž๋“ค์—์„œ ์ค‘์ฆ ์„ธ๊ธฐ๊ด€์ง€์—ผ ์ข…์–‘ ์ฆํ›„๊ตฐ ์‚ฌ๋ก€๊ฐ€ ๋Œ€์ค‘์˜ ๊ด€์‹ฌ์„ ๋ถˆ๋Ÿฌ ์ผ์œผ์ผฐ๋‹ค๊ณ  ๋ณด๊ณ ํ–ˆ๋‹ค. NIOSH๋Š” ์„ธ ๊ฐœ์˜ ๋‹ค๋ฅธ ์ „์ž๋ ˆ์ธ์ง€ ํŒ์ฝ˜ ๊ณต์žฅ์˜ ๋…ธ๋™์ž๋“ค์ด diacetyl ๋ฐ ๋‹ค๋ฅธ VOCs ํ˜•ํƒœ์˜ ๋ฒ„ํ„ฐ ํ’๋ฏธ ํ˜ผํ•ฉ๋ฌผ ๋ฐ ์ง์—…์ ์ธ

ํ๋ณ‘์„ ๋ฐœ๊ฒฌํ–ˆ๊ณ , ์ด๋“ค ์ค‘ ์ตœ์†Œํ•œ ์„ธ ๋ช…์ด ์‚ฌ๋งํ•œ ๊ฒƒ์œผ๋กœ ๋ณด๊ณ ๋˜์—ˆ๋‹ค. ์ด๋กœ๋ถ€ํ„ฐ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์€ โ€œํŒ์ฝ˜ ๋…ธ๋™์ž์˜ ํโ€ ๋˜๋Š” โ€œํŒ์ฝ˜ ํฌ์žฅ์—…์ž์˜ ํโ€๋กœ ๋ถˆ๋ ค์™”๋‹ค. ๋ฏธ์ฃผ๋ฆฌ ๊ณต์žฅ์˜ 8๋ช…์˜ ๋…ธ๋™์ž ์ค‘ 4๋ช…์€ ๊ณต์žฅ์˜ ์ƒ์‚ฐ์ง€์—ญ(ํ˜ผํ•ฉ์‹ค ํฌํ•จ)์—์„œ ๊ทผ๋ฌดํ–ˆ์œผ๋ฉฐ 4๋ช…์€ ํฌ์žฅ๋ถ„์•ผ์—์„œ ์ผํ–ˆ๋‹ค. ์ด ๋…ธ๋™์ž๋“ค์€ ์‚ฌ๋ฌด์‹ค, ์ฐฝ๊ณ  ๋ฐ ์™ธ๋ถ€ ์ง€์—ญ์— ๋น„ํ•ด ๊ฐ๊ฐ ํ‰๊ท  ๋””์•„์„ธํ‹ธ ๋Œ€๊ธฐ๋†๋„์˜ 800x์™€ 15x์— ๋…ธ์ถœ๋˜์—ˆ๋‹ค. ์ƒ์‚ฐ ์ง€์—ญ์˜ ๋…ธ๋™์ž๋Š” ๋˜ํ•œ ํ˜ธํก ๊ณค๋ž€, ํ˜ธํก๊ธฐ ์ฆ์ƒ, ๋น„์ •์ƒ์ ์ธ ํ”ผ๋กœ, ๊ธฐํƒ€ ์ „์‹  ์ฆ์ƒ, ๋ฐœ์ง„ ๋˜๋Š” ๊ธฐํƒ€ ํ”ผ๋ถ€ ๋ฌธ์ œ๋ฅผ ํ˜ธ์†Œํ–ˆ๋‹ค. ๋””์•„์„ธํ‹ธ์— ๋Œ€ํ•œ ๋ˆ„์ ๋…ธ์ถœ์ด ๊ณ„์†๋จ์— ๋”ฐ๋ผ ๊ธฐ๋„ ํ์‡„์˜ ๋ฐœ์ƒ๋ฅ ์ด ์ฆ๊ฐ€ํ–ˆ๊ณ (van Rooy et al., 2009), ํ˜ธํก๊ธฐ ์งˆํ™˜์˜ ์›์ธ ๋˜๋Š” ๋…ธ์ถœ์˜ ์ง€ํ‘œ๋กœ์„œ ๋””์•„์„ธํ‹ธ์„ ์ œ์•ˆํ–ˆ๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ ์ƒ์‚ฐ์ง€์—ญ์˜ ๋…ธ๋™์ž๋“ค์€ ์ผ€ํ†ค๊ณผ ๋‹ค๋ฅธ VOCs ๋ฐ ํ˜ธํก์„ฑ ๋จผ์ง€์˜ ์ตœ๊ณ ๋†๋„์—๋„ ๋…ธ์ถœ๋˜์—ˆ๋‹ค. ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์€ ๋‹ค๋ฅธ ์‚ฐ์—…๋ถ„์•ผ์˜ ๋…ธ๋™์ž(์ œ๋นต ์‚ฐ์—…, ํ–ฅ๋ฃŒ ์ œ์กฐ ๊ณต์žฅ, ํ–ฅ๋ฃŒ ๋˜๋Š” ํ–ฅ์‹ ๋ฃŒ๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ์Šค๋‚ต ์‹ํ’ˆ ์ œ์กฐ์—…์ฒด)์—์„œ๋„ ๋ณด๊ณ ๋˜์—ˆ์œผ๋ฉฐ, ํƒ„๊ด‘, ์„๊ณต ๋“ฑ ์œ„ํ—˜ ์—…์ข… ์ข…์‚ฌ์ž๋“ค์—๊ฒŒ ๋งŒ์„ฑ ํ์‡„์„ฑ ํ์งˆ

Figure 2. Database search results for expression changes of genes related to 2,3-Pentanedione.Searching results from MDI Biological Laboratory & NC State University(CTD) homepage, which provides gene mutation data related to two substances

132 ์ž„๊ฒฝํƒ

www.kiha.kr Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140

ํ™˜์ด ์ƒ๊ธธ ๊ฐ€๋Šฅ์„ฑ์„ ์ค„์ด๊ธฐ ์œ„ํ•œ ์—ฌ๋Ÿฌ ๋ฐฉ์•ˆ๋“ค์ด ์ถ”์ง„๋˜์—ˆ๋‹ค(Pirozzi & Scholand, 2012). ๊ทธ ์˜ˆ๋กœ ๊ณต๊ณต์ •์ฑ… ์ฐฝ์•ˆ, ์œ„ํ—˜์— ๋Œ€ํ•œ ๋…ธ๋™์ž ๋ฐ ๊ด€๋ฆฌ์ž ๊ต์œก, ๊ธˆ์—ฐ ์žฅ๋ ค, ๋งŒ์„ฑ ํ์‡„์„ฑ ํ์งˆํ™˜์˜ ์ดˆ๊ธฐ ์ง•ํ›„์— ๋Œ€ํ•œ ๋…ธ๋™์ž ๊ฒ€์‚ฌ, ํ˜ธํก๋ณดํ˜ธ๊ตฌ์˜ ์‚ฌ์šฉ, ๋ถ„์ง„ ์ œ์–ด ๋“ฑ์ด ์žˆ๋‹ค(Smith & Timby, 2005). ํšจ๊ณผ์ ์ธ ๋ถ„์ง„ ์ œ์–ด๋Š” ๋ฌผ ๋ถ„๋ฌด๋‚˜ ๋ถ„์ง„ ๋ฐœ์ƒ์„ ์ตœ์†Œํ™”ํ•˜๋Š” ์ฑ„๊ด‘ ๊ธฐ์ˆ ์„ ์ด์šฉํ•˜์—ฌ ํ™˜๊ธฐ์กฐ๊ฑด์„ ๊ฐœ์„ ํ•จ์œผ๋กœ์จ ์ด๋ฃจ์–ด์ง„๋‹ค. ๋…ธ๋™์ž์—๊ฒŒ ๋งŒ์„ฑ ํ์‡„์„ฑ ํ์งˆํ™˜์ด ์ƒ๊ธธ ๊ฒฝ์šฐ, ์ž‘์—…๊ต์ฒด ๋“ฑ์˜ ๋ฐฉ๋ฒ•์œผ๋กœ ๋ถ„์ง„ ๋…ธ์ถœ์„ ํ”ผํ•จ์œผ๋กœ์จ ์ถ”๊ฐ€์ ์ธ ํ ์†์ƒ์„ ์ค„์ผ ์ˆ˜ ์žˆ๋‹ค(George, 2005).

1. ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒํ•˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ๋“ค2,3-ํŽœํƒ„๋””์˜จ์ด ์ƒ์‚ฐ ๋˜๋Š” ์‚ฌ์šฉ๋˜๋Š” ์ž‘์—…์žฅ์—์„œ ํก

์ž… ๋ฐ ํ”ผ๋ถ€ ์ ‘์ด‰์œผ๋กœ 2,3-ํŽœํƒ„๋””์˜จ์— ์ง์—…์  ๋…ธ์ถœ์ด ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ๋ชจ๋‹ˆํ„ฐ๋ง ๋ฐ์ดํ„ฐ์— ๋”ฐ๋ฅด๋ฉด ์ผ๋ฐ˜์ธ์€ ๋‹ด๋ฐฐ ์—ฐ๊ธฐ ํก์ž… ๋ฐ ์Œ์‹๋ฌผ ์„ญ์ทจ๋ฅผ ํ†ตํ•ด 2,3-ํŽœํƒ„๋””์˜จ์— ๋…ธ์ถœ๋  ์ˆ˜ ์žˆ๋‹ค. ๋””์•„์„ธํ‹ธ์€ ํŒ์ฝ˜, ์ปคํ”ผ ๋ฐ ๊ธฐํƒ€ ์‹ํ’ˆ์— ๋ฒ„ํ„ฐ ํ–ฅ์„ ๋ชจ๋ฐฉํ•œ ํ•ฉ์„ฑ ์‹ํ’ˆ์ฒจ๊ฐ€๋ฌผ๋กœ ์‚ฌ์šฉ๋˜๋ฉฐ, ์บ๋Ÿฌ๋ฉœ, ์ฝ”์ฝ”์•„, ๊ฟ€, ์น˜์ฆˆ, ์š”๊ตฌ๋ฅดํŠธ ๋ฐ ์šฐ์œ ์—์„œ ๋ฐœ๊ฒฌ๋œ๋‹ค. ๋˜ํ•œ ๋‹ด๋ฐฐ ์ œํ’ˆ, ์ „์ž๋‹ด๋ฐฐ์— ์ฒจ๊ฐ€์ œ๋กœ ์‚ฌ์šฉ๋˜๋ฉฐ ๋‹ด๋ฐฐ ์—ฐ๊ธฐ์— ํ•จ์œ ๋˜์–ด ์žˆ๋‹ค. ๋””์•„์„ธํ‹ธ์„ ์‚ฌ์šฉํ•˜๋Š” ๋…ธ๋™์ž๋Š” ๋ฏธ์ŠคํŠธ๋ฅผ ๋“ค์ด ๋งˆ์‹œ๊ฑฐ๋‚˜ ํ”ผ๋ถ€์— ์ ‘์ด‰๋  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ์ผ๋ฐ˜ ์ธ๊ตฌ

Genes FunctionAKR1B1 -AKR1B10 -

CXCR4

The CXCR4 gene provides instructions for making a receptor protein that spans the outer membrane of cells, specifically white blood cells and cells in the brain and spinal cord(central nervous system). Receptor proteins have specific sites into which certain other proteins, called ligands, fit like keys into locks. After attachment of its ligand, called SDF-1, the CXCR4 protein turns on(activates) signaling pathways inside the cell. These pathways help regulate cell growth and division(proliferation), the process by which cells mature to carry out specific functions(differentiation), and cell survival. Once signaling is stimulated, the CXCR4 protein is removed from the cell membrane(internalized) and broken down so it can no longer activate the signaling pathways.The CXCR4 receptor is also involved in the movement(migration) of cells. Cells that have the CXCR4 protein in their membrane are attracted to SDF-1. High levels of this ligand are found in the bone marrow, which helps certain blood cells migrate to and stay in the bone marrow until they are needed elsewhere in the body. Retention of early blood cells known as hematopoietic stem cells in the bone marrow is important to ensure that stem cells are available when needed. White blood cells also remain in the bone marrow until they are needed in the body to fight infection.

ADAM10Members of the ADAM family are cell surface proteins with a unique structure possessing both potential adhesion and protease domains. This gene encodes and ADAM family member that cleaves many proteins including TNF-alpha and E-cadherin. Alternate splicing results in multiple transcript variants encoding different proteins that may undergo similar processing.

ADAM19

This gene encodes a member of the ADAM(a disintegrin and metalloprotease domain) family. Members of this family are membrane-anchored proteins structurally related to snake venom disintegrins and have been implicated in a variety of biological processes involving cell-cell and cell-matrix interactions, including fertilization, muscle development, and neurogenesis. This member is a type I transmembrane protein and serves as a marker for dendritic cell differentiation. It has been demonstrated to be an active metalloproteinase, which may be involved in normal physiological processes such as cell migration, cell adhesion, cell-cell and cell-matrix interactions, and signal transduction. It is proposed to play a role in pathological processes, such as cancer, inflammatory diseases, renal diseases, and Alzheimer's disease.

ADAM8 -AKAP5 -AKR1B8 -

ANGPTL4

This gene encodes a glycosylated, secreted protein containing a C-terminal fibrinogen domain. The encoded protein is induced by peroxisome proliferation activators and functions as a serum hormone that regulates glucose homeostasis, lipid metabolism, and insulin sensitivity. This protein can also act as an apoptosis survival factor for vascular endothelial cells and can prevent metastasis by inhibiting vascular growth and tumor cell invasion. The C-terminal domain may be proteolytically-cleaved from the full-length secreted protein. Decreased expression of this gene has been associated with type 2 diabetes. Alternative splicing results in multiple transcript variants. This gene was previously referred to as ANGPTL2 but has been renamed ANGPTL4.

APLN -

Table 6. Function of expression-altering genes associated with 2,3-Pentanedione(referenced from Genetics Home Reference in US National Library of Medicine, https://ghr.nlm.nih.gov/)

์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒ๋˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ์˜ ์œ ํ•ด์„ฑ ๊ณ ์ฐฐ ๋ฐ ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ ๋ฐฉ์•ˆ 133

Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140 www.kiha.kr

๋Š” ์ฆ๊ธฐ ํ˜ธํก๊ณผ ๋””์•„์„ธํ‹ธ์„ ํ•จ์œ ํ•œ ์‹ํ’ˆ์˜ ์„ญ์ทจ์— ์˜ํ•ด ๋…ธ์ถœ๋  ์ˆ˜ ์žˆ๋‹ค. ๋˜ํ•œ ๋‹ด๋ฐฐ ์—ฐ๊ธฐ ๋ฐ ์ „์ž๋‹ด๋ฐฐ์˜ ํ˜ธํก์œผ๋กœ ๋…ธ์ถœ๋  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ๋””์•„์„ธํ‹ธ์ด ํ™˜๊ฒฝ์œผ๋กœ ๋ฐฐ์ถœ๋˜๋ฉด ๊ณต๊ธฐ ์ค‘์—์„œ ๋ถ„ํ•ด ๋˜๋Š” ํ† ์–‘๊ณผ ๋ฌผ ํ‘œ๋ฉด์—์„œ ๊ณต๊ธฐ๋กœ ์ด๋™ํ•  ๊ฒƒ์ด๋‹ค. ํ† ์–‘์„ ํ†ตํ•ด ๋น ๋ฅด๊ฒŒ ์›€์ง์ผ ๊ฒƒ์œผ๋กœ ์˜ˆ์ƒ๋˜๋ฉฐ, ๋ฏธ์ƒ๋ฌผ์— ์˜ํ•ด ๋ถ„ํ•ด๋  ๊ฐ€๋Šฅ์„ฑ์ด ๊ฐ€์žฅ ๋†’๊ณ  ์–ด๋ฅ˜์— ์ถ•์ ๋  ๊ฒƒ์œผ๋กœ๋Š” ์˜ˆ์ƒ๋˜์ง€ ์•Š๋Š”๋‹ค. ํ์‡„์„ฑ ํ์งˆํ™˜ ๋˜๋Š” ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์ด๋ผ ๋ถˆ๋ฆฌ๋Š” ์ด์™€ ๋™์ผํ•œ ์ฆ์ƒ์ด ์ฒœ์‹๊ณผ ๋”๋ถˆ์–ด ์ „์ž๋ ˆ์ธ์ง€ ํŒ์ฝ˜ ๊ณต์žฅ์—์„œ ๋ฒ„ํ„ฐ ํ–ฅ์ด ๋‚˜๋Š” ์˜ค์ผ์— ๋…ธ์ถœ๋œ ์‹ํ’ˆ์ƒ์‚ฐ ๋…ธ๋™์ž๋“ค์—๊ฒŒ์„œ ๋ณด๊ณ ๋˜์—ˆ๋‹ค(Lewis, 2004).

NIOSH NOES Survey(1981-1983)๋Š” ๋ฏธ๊ตญ์—์„œ ๋””์•„์„ธํ‹ธ์— ์ž ์žฌ์ ์œผ๋กœ ๋…ธ์ถœ๋œ ์‚ฌ๋žŒ์ด 3,438๋ช…(์—ฌ์„ฑ 1,628๋ช…)์ด๋ผ๊ณ  ์ถ”์ •ํ–ˆ๋‹ค. ๋””์•„์„ธํ‹ธ์— ์ง์—…์  ๋…ธ์ถœ์€ ๋””์•„์„ธํ‹ธ์ด ์ƒ์‚ฐ๋˜๊ฑฐ๋‚˜ ์‚ฌ์šฉ๋˜๋Š” ์ž‘์—…์žฅ์—์„œ ํก์ž… ๋ฐ ํ”ผ๋ถ€๋…ธ์ถœ์„ ํ†ตํ•ด ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ๋ชจ๋‹ˆํ„ฐ๋ง ๋ฐ ์ทจ๊ธ‰ ๋ฐ์ดํ„ฐ์— ๋”ฐ๋ฅด๋ฉด ์ผ๋ฐ˜์ธ์€ ๋ฒ„ํ„ฐ ํ–ฅ์ด ๋‚˜๋Š” ์ฆ๊ธฐ ํก์ž…, ์Œ์‹ ๋ฐ ์Œ๋ฃŒ์ˆ˜ ์„ญ์ทจ, ๋‹ด๋ฐฐ ์ œํ’ˆ ์‚ฌ์šฉ, ๋””์•„์„ธํ‹ธ์ด ํ•จ์œ ๋œ ๋‹ค๋ฅธ ์†Œ๋น„ ์ œํ’ˆ๊ณผ์˜ ํ”ผ๋ถ€ ์ ‘์ด‰์„ ํ†ตํ•ด ๋””์•„์„ธํ‹ธ์— ๋…ธ์ถœ๋  ์ˆ˜ ์žˆ๋‹ค. ๋””์•„์„ธํ‹ธ์˜ ํก์ž…์€ ์ „์ž๋ Œ์ง€ ํŒ์ฝ˜ ๊ณต์žฅ ๋…ธ๋™์ž์—๊ฒŒ ํ˜ธํก ๋ฌธ์ œ๋ฅผ ์ผ์œผํ‚ค๋ฉฐ, ๋…ธ๋™์ž๋“ค ์‚ฌ์ด์—์„œ ๋ฒ„ํ„ฐ ํ–ฅ์ด ๋…ธ์ถœ๋˜๋ฉด ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ๊ณผ ์œ ์‚ฌํ•œ ๊ณ ์ • ํ์‡„์„ฑ ํ ์งˆํ™˜์ด ๋ฐœ์ƒํ–ˆ๋‹ค.

2. ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒํ•˜๋Š” ํ™”ํ•™๋ฌผ์งˆ๋“ค์˜ ๊ฑด๊ฐ•์˜ํ–ฅ1) ๋…์„ฑ์‹œํ—˜ ๊ฒฐ๊ณผ๋“ค

Rat์˜ ๊ฒฝ๊ตฌ ํˆฌ์—ฌ์— ์˜ํ•œ ๋ฐ˜์น˜์‚ฌ๋Ÿ‰(LD50)์€ 3,000 ใŽŽ/ใŽ์œผ๋กœ(Lewis, 2004), 2,3-ํŽœํƒ„๋””์˜จ์„ ํก์ž…ํ•œ ์ฅ๊ฐ€ ๊ดด์‚ฌ์„ฑ ๋น„์—ผ, ๊ธฐ๊ด€์—ผ ๋ฐ ๊ธฐ๊ด€์ง€์—ผ์„ ์ผ์œผ์ผฐ๋‹ค. ์ƒ์ฒด ๋‚ด ์—ฐ๊ตฌ์—์„œ, ํ–ฅ๋ฃŒ, ๋””์•„์„ธํ‹ธ ๋ฐ 2,3-ํŽœํƒ„๋””์˜จ ์ฆ๊ธฐ์— 6์‹œ๊ฐ„ ๋™์•ˆ ๋…ธ์ถœ๋œ rat๋Š” ์ƒ๋ถ€๊ธฐ๋„ ์ƒํ”ผ์˜ ํ–ฅ๊ธฐ ๋†๋„์˜์กด์„ฑ ์†์ƒ ๋ฐ ํก์ž…๋œ ๋ฉ”ํƒ€์ฝœ๋ฆฐ์— ๋Œ€ํ•œ ๊ธฐ๋„ ๊ณผ๊ต์ž‘์šฉ์„ ์–ป์—ˆ๋‹ค. F344 rat์˜ diacetyl ํก์ž… ๋…ธ์ถœ์€ diacetyl์˜ ํ˜ธํก๊ธฐ ์„ญ์ทจ ๋ชจ๋ธ์„ ํ™•์ธํ•˜๋Š” ๋ฐ ์‚ฌ์šฉ๋˜์—ˆ๋‹ค. Rat์—์„œ diacetyl ๋˜๋Š” diacetyl ํ•จ์œ  ๋ฒ„ํ„ฐ ํ–ฅ ์ฆ๊ธฐ์— ๋Œ€ํ•œ ๊ธ‰์„ฑ๋…ธ์ถœ์€ ๋น„๊ฐ•๊ณผ ํ๋™๋งฅ์˜ ์ƒํ”ผ ๋‚ด์ธต์— ๊ดด์‚ฌ๋ฅผ ์œ ๋ฐœํ–ˆ๋‹ค. 6์‹œ๊ฐ„ ๋…ธ์ถœ ๋‹ค์Œ ๋‚ ์— diacetyl์ด ํ•จ์œ ๋œ ๋ฒ„ํ„ฐ ๋ง›์„ ํ–ฅ์„ ํก์ž…ํ•œ rat๋Š” ๋‹ค๋ฐœ์„ฑ ๊ดด์‚ฌ์„ฑ ๊ธฐ๊ด€์ง€์—ผ์„ ์ผ์œผ์ผฐ๋‹ค. ๋˜ํ•œ ์•„๋งŒ์„ฑ ํก์ž…์— ๋Œ€ํ•œ ์ƒ์ฅ์—์„œ NOAEL(No-observed-adverse- effect level)์ด 25 ppm ๋ฏธ๋งŒ์ผ ์ˆ˜ ์žˆ์Œ์„ ๋ณด๊ณ ํ–ˆ๊ณ , ํ–ฅ๋ฃŒ ๋ถ„๋ง ๋ฏธ๋ฆฝ์ž์˜ 4๋ถ„์˜ 1 ์ด์ƒ์ด ์ง๊ฒฝ 10 ใŽ› ๋ฏธ๋งŒ์ด

๋ฏ€๋กœ, ๋ถ„๋ง์€ ํ ๋‚ด ๊ธฐ๋„์— ๋„๋‹ฌํ•  ๊ฐ€๋Šฅ์„ฑ์ด ์žˆ๋‹ค๊ณ  ํ–ˆ๋‹ค(HSDB, 2002). ํŽœํƒ„๋””์˜จ(2,3-pentanedione, PD)๋กœ ์œ ๋„๋œ OB๋ฅผ ๊ฐ€์ง„ rat์˜ ์›์œ„ ๊ธฐ๊ด€์ง€์—์„œ ์œ ์ „์ž ๋ฐœํ˜„์˜ ๋ณ€ํ™”๋ฅผ ํ‰๊ฐ€ํ–ˆ์„ ๋•Œ, ์ˆ˜์ปท Wistar rat๋Š” 2์ฃผ ๋™์•ˆ PD 200 ppm ๋˜๋Š” ๊ณต๊ธฐ 6์‹œ๊ฐ„/์ผ, 5์ผ/์ฃผ์— ๋…ธ์ถœ, ๋…ธ์ถœ๋œ ํ์—์„œ, ์„ฌ์œ ์ฆ ๋ฐ ๋น„์„ฌ์œ ์ฆ์„ ๋ณด์—ฌ, RNA ์ถ”์ถœ ๋ฐ ๋งˆ์ดํฌ๋กœ์–ด๋ ˆ์ด ๋ถ„์„ ํ›„, ์ฐจ๋ณ„ ์œ ์ „์ž ๋ฐœํ˜„์„ ํ‰๊ฐ€ํ•œ ๊ฒฐ๊ณผ ๋…ธ์ถœ๋œ ์ฅ์˜ ์„ฌ์œ ์ข…์ด ์—†๋Š” ๊ธฐ๊ด€์ง€์—์„œ ๋งŽ์€ ์—ผ์ฆ์„ฑ ์‚ฌ์ดํ† ์นด์ธ๊ณผ ์ผ€๋ชจ์นด์ธ์˜ ํ˜„์ €ํ•œ ๊ฐ์†Œ๋กœ ๋Œ€์กฐ๊ตฐ์— ๋น„ํ•ด 4,683๊ฐœ์˜ ์œ ์ „์ž๊ฐ€ ํ˜„์ €ํžˆ ๋ณ€ํ™”๋˜์—ˆ๋‹ค. ๋Œ€์กฐ์ ์œผ๋กœ, ์„ฌ์œ ์„ฑ ๊ธฐ๊ด€์ง€์—์„œ, 3,807๊ฐœ์˜ ์œ ์ „์ž๊ฐ€ ์˜ํ–ฅ์„ ๋ฐ›๋Š” ๊ฒฝ๋กœ์—์„œ ์ฆ๊ฐ€๋˜๋Š” ๋Œ€๋‹ค์ˆ˜์˜ ์œ ์ „์ž๋กœ ํ˜„์ €ํžˆ ๋ณ€ํ˜•๋˜์—ˆ๋‹ค(HSDB, 2002).

2) ๋ณ€์ด์›์„ฑ์‹œํ—˜ ๊ฒฐ๊ณผ๋“ค๋‹ค์„ฏ ๊ณณ์˜ ์ปคํ”ผ ์ฒด์ธ์ ์—์„œ ์ œ๊ณตํ•œ ์ฒจ๊ฐ€๋ฌผ์ด ์—†๋Š” ์ปค

ํ”ผ ์ƒ˜ํ”Œ์„ Salmonella Typhimurium ์‹œํ—˜๊ณ„ ๊ท ์ฃผ TA98, TA100 ๋ฐ TA1535๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๋ถ„์„ํ•œ ๊ฒฐ๊ณผ, ์ปคํ”ผ ์‹œ๋ฃŒ์˜ ์„ธ๊ท  ๋ณต๊ท€ ์ˆ˜์ค€์€ ๋Œ€์กฐ๊ตฐ์˜ 2๋ฐฐ ๊ธฐ์ค€๋ณด๋‹ค ๋‚ฎ์•˜์œผ๋ฉฐ rat ๊ฐ„ ํšจ์†Œ ํ™œ์„ฑํ™” ์—ฌ๋ถ€์— ๋”ฐ๋ผ ์œ ์˜ํ•œ ์šฉ๋Ÿ‰๋ฐ˜์‘ ํšจ๊ณผ๋Š” ๊ด€์ฐฐ๋˜์ง€ ์•Š์•˜๋‹ค. ์ด๋Ÿฌํ•œ ๋ฐ์ดํ„ฐ๋Š” ์„ ํƒ๋œ ์ปคํ”ผ๊ฐ€ ํšจ์†Œ ํ™œ์„ฑํ™” ์œ ๋ฌด์— ๊ด€๊ณ„์—†์ด ์ง์ ‘์ ์œผ๋กœ ๋Œ์—ฐ๋ณ€์ด ์œ ๋ฐœ ํšจ๊ณผ๊ฐ€ ์—†์Œ์„ ๋‚˜ํƒ€๋‚ธ๋‹ค(Liu et al., 2017). Diacetyl์€ ์—ฌ๋Ÿฌ ํšจ์†Œ์™€ ๋Œ€์‚ฌ๊ณผ์ •์— ํ™œ์„ฑํ™” ๋ฐ ๋ถˆํ™œ์„ฑํ™” ์ž‘์šฉ์„ ๋‚˜ํƒ€๋ƒˆ์œผ๋ฉฐ, ์‚ฐํ™”์  ์ŠคํŠธ๋ ˆ์Šค๊ฐ€ ๋””์•„์„ธํ‹ธ ์œ ๋ฐœ ํ ์†์ƒ์— ์˜ํ–ฅ์„ ๋ฏธ์น  ์ˆ˜ ์žˆ๋‹ค๊ณ  ์ถ”์ •๋˜์–ด์™”๋‹ค(NTP, 2007). ๋””์•„์„ธํ‹ธ์€ propionitrile์˜ ์กด์žฌ ํ•˜์— Saccharomyces cerevisiae์—์„œ ์œ ์‚ฌ๋ถ„์—ด ์—ผ์ƒ‰์ฒด ๊ฐ์†Œ๋ฅผ ์œ ๋„ํ–ˆ๋‹ค. ์—ฌ๋Ÿฌ ์„ธ๊ท  ์‹œํ—˜๋ฒ•์—์„œ ๋””์•„์„ธํ‹ธ์€ ๋Œ€๊ฐœ ๋Œ€์‚ฌํ™œ์„ฑ์„ ๊ฐ€์ง€๊ฑฐ๋‚˜ ๊ฐ€์ง€์ง€ ์•Š๋Š” Salmonella typhimurium ๊ท ์ฃผ TA100, 102 ๋ฐ 104์—์„œ ๋Œ์—ฐ๋ณ€์ด ์œ ๋ฐœ ํ™œ์„ฑ์„ ๋ณด์˜€์œผ๋‚˜ TA98 ๊ท ์ฃผ์—๋Š” ์•„๋ฌด๋Ÿฐ ๋ณ€์ด์›์„ฑ๋„ ๋‚˜ํƒ€๋‚ด์ง€ ์•Š์•˜๋‹ค. CHO AUXB1 ์„ธํฌ์—์„œ bisulfite๋Š” diacetyl์„ ํˆฌ์—ฌํ–ˆ์„ ๋•Œ ์ž๋งค์—ผ์ƒ‰๋ถ„์ฒด ๊ตํ™˜(SCE)์˜ ๋นˆ๋„์™€ ๋‚ด๋ฐฐ์ˆ˜ํ™”๋œ ์„ธํฌ(endoreduplicated cell)์˜ ๋น„์œจ์„ ์œ ์˜ํ•˜๊ฒŒ ๊ฐ์†Œ์‹œ์ผฐ๋‹ค. Sodium sulfite๋Š” S. typhimurium ๊ท ์ฃผ TA100์—์„œ diacetyl์˜ ๋Œ์—ฐ๋ณ€์ด ์œ ๋ฐœ์„ฑ์„ ๋ถˆํ™œ์„ฑํ™” ์‹œ์ผฐ๋‹ค. ๋””์•„์„ธํ‹ธ๊ณผ ํ—คํ…Œ๋กœ์‚ฌ์ดํด๋ฆญ์•„๋ฏผ์˜ ๋ฐ˜์‘์€ ๋ฐ•ํ…Œ๋ฆฌ์•„ ๊ท ์ฃผ์˜ ๋Œ์—ฐ๋ณ€์ด ์œ ๋ฐœ์„ฑ์„ ์œ ์˜ํ•˜๊ฒŒ ์–ต์ œํ–ˆ๋‹ค(NTP, 1994). ์„ธ ๊ฐ€์ง€ ๋””์นด๋ณด๋‹ ํ™”ํ•ฉ๋ฌผ, ๊ธ€๋ฆฌ์˜ฅ์‚ด, ๋ฉ”ํ‹ธ๊ธ€๋ฆฌ์˜ฅ์‚ด ๋ฐ ๋””์•„์„ธํ‹ธ์ด ๋ช…๋ฐฑํ•œ UDS(unscheduled

134 ์ž„๊ฒฝํƒ

www.kiha.kr Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140

DNA synthesis, ๋ถ€์ •๊ธฐ DNA ํ•ฉ์„ฑ)๋ฅผ ์œ ๋ฐœํ–ˆ์œผ๋ฉฐ, ๋””์•„์„ธํ‹ธ์€ Saccharomyces cerevisiae์—์„œ ๋Œ์—ฐ๋ณ€์ด๋ฅผ ์œ ๋„ํ•˜์ง€ ์•Š์•˜๋‹ค. ๋Œ์—ฐ๋ณ€์ด ์‹œํ—˜์—์„œ ๋””์•„์„ธํ‹ธ์˜ ๋Œ์—ฐ๋ณ€์ด ์œ ๋ฐœ์„ฑ ์‹œํ—˜ ๋Œ€์ƒ๋ฌผ์งˆ ํˆฌ์—ฌ ๊ฒฐ๊ณผ ๋Œ€์‚ฌํ™œ์„ฑํ™” S. typhimurium์— ์–‘์„ฑ, TA100 90 ใŽ/plate S. typhimurium์ด ์žˆ๊ฑฐ๋‚˜ ์—†๋Š” TA104 5~500 ใŽ/plate์—์„œ ์–‘์„ฑ์„ ๋‚˜ํƒ€๋ƒˆ๋‹ค. ์ด ์‹œํ—˜๊ด€ ๋‚ด ๊ฒฐ๊ณผ๋Š” 1,2-๋””์นด๋ฅด๋ณด๋‹์ด ์ผ๋ถ€ ์‹ํ’ˆ ๋ฐ ์Œ๋ฃŒ์˜ ์œ ์ „๋…์„ฑ์— ์ค‘์š”ํ•œ ์—ญํ• ์„ ํ•  ์ˆ˜ ์žˆ์Œ์„ ์‹œ์‚ฌํ•œ๋‹ค(NTP, 1994). ์œ„์žฅ ์‚ฝ๊ด€์„ ํ†ตํ•ด ์ฅ์—๊ฒŒ ํˆฌ์—ฌํ–ˆ์„ ๋•Œ, diacetyl(300 ๋˜๋Š” 1500 ใŽŽ/ใŽ)์€ ornithine decarboxylase ํ™œ์„ฑ๊ณผ ์œ ๋ฌธ ์ ๋ง‰์˜ DNAํ•ฉ์„ฑ์„ ์ฆ๊ฐ€์‹œ์ผฐ๋‹ค(HSDB, 2002; NTP, 1994). ๋””์•„์„ธํ‹ธ์€ ์ž์™ธ์„  ํ•˜์—์„œ ์‚ฌ๋žŒ ํƒœ๋ฐ˜์˜ ์—์ŠคํŠธ๋ผ๋””์˜ฌ 17ฮฒ-ํƒˆ์ˆ˜์†Œํšจ์†Œ๋ฅผ ๋ถˆํ™œ์„ฑํ™”์‹œํ‚ค๋Š” ๊ฒƒ์„ ํฌํ•จํ•˜์—ฌ ์—ฌ๋Ÿฌ ํšจ์†Œ์™€ ๋Œ€์‚ฌ๊ณผ์ •์— ํ™œ์„ฑํ™” ๋ฐ ๋ถˆํ™œ์„ฑํ™” ์ž‘์šฉ์„ ํ•œ๋‹ค(NTP, 1994). Diacetyl์€ ํšจ์†Œ ํ™œ์„ฑ์— ์˜ํ–ฅ์„ ๋ฏธ์น˜์ง€ ์•Š๊ณ  ์„ฌ์œ ์•„์„ธํฌ๋ง‰์— ๋Œ€ํ•œ ๊ฒฐํ•ฉ์„ 90% ๊ฐ์†Œ์‹œํ‚ค์ง€ ์•Š์œผ๋ฉด์„œ ๋ฆฌ์†Œ์ข€์„ฑ ํšจ์†Œ ฮฑ-L-iduronidase์˜ ์‚ฌ๋žŒ ๋ฐฐ์ˆ˜์ฒด ์„ฌ์œ ์•„์„ธํฌ ๋‚ด์žฌํ™”๋ฅผ 50% ๊ฐ์†Œ์‹œ์ผฐ์œผ๋ฉฐ, ๋น„์Šทํ•œ ๊ฐ์†Œ๊ฐ€ ์ฅ ์—ฐ๊ณจ ์œก์ข…์˜ ๋ง‰์—์„œ๋„ ๊ด€์ฐฐ๋˜์—ˆ๋‹ค(Rome & Miller, 1980). ๋””์•„์„ธํ‹ธ๊ณผ ๊ทธ ์ด๋ฏธ๋Š„ ์œ ๋„์ฒด์˜ ํ™˜์› ์ „์œ„๋Š” ์‚ฐํ™”-ํ™˜์› ์‚ฌ์ดํด์˜ ๊ฒฐ๊ณผ๋กœ์„œ ๋ฐ˜์‘์‚ฐ์†Œ์ข…์„ ํ†ตํ•œ ์‚ฐํ™”์  ์ŠคํŠธ๋ ˆ์Šค๋ฅผ ์œ ๋ฐœํ•  ์ˆ˜ ์žˆ์Œ์ด ๋ฐํ˜€์กŒ๋‹ค(Kovacic & Cooksy, 2005). ์ƒ์ฒด ๋‚ด์—์„œ ๋””์•„์„ธํ‹ธ์€ ์•„์„ธํ† ์ธ๊ณผ์˜ ์‚ฐํ™”-ํ™˜์› ์ˆœํ™˜ ๋ฐ ์•”๋ชจ๋‹ˆ์•„ ๋˜๋Š” ๋‹จ๋ฐฑ์งˆ์˜ ์ž์œ  ์•„๋ฏธ๋…ธ๊ธฐ์™€์˜ ์ถ•ํ•ฉ์— ์˜ํ•ด ํ˜•์„ฑ๋œ ์ด๋ฏธ๋…ธ ํ™”ํ•ฉ๋ฌผ๊ณผ ๊ด€๋ จ๋  ์ˆ˜ ์žˆ๋‹ค(Yaylayan et al., 2005). ๋˜ํ•œ, ์ƒ์ฒด ๋‚ด ๊ตญ์†Œ๋ฆผํ”„์ ˆ ๋ถ„์„์€ ๋””์•„์„ธํ‹ธ์ด ๊ฐ์ž‘์ œ์ธ ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ์œผ๋ฉฐ, ์‹œํ—˜๊ด€ ๋‚ด ์—ฐ๊ตฌ๋Š” ๋””์•„์„ธํ‹ธ์ด ๋Œ์—ฐ๋ณ€์ด ์œ ๋ฐœ์„ฑ์ž„์„ ๋‚˜ํƒ€๋ƒˆ๋‹ค(NTP, 1985).

3) ๋ฐœ์•”์„ฑ์‹œํ—˜ ๊ฒฐ๊ณผ๋“ค๋””์•„์„ธํ‹ธ์˜ ACGIH ๋ฐœ์•”์„ฑ ๋ถ„๋ฅ˜๋Š” A4(Not

classifiable as a human carcinogen)์— ํ•ด๋‹น๋œ๋‹ค(ACGIH, 2016). ์ด์ „์˜ ์—ญํ•™ ์—ฐ๊ตฌ์—์„œ ํ์•” ์œ„ํ—˜๊ณผ ๊ด€๋ จํ•˜์—ฌ ์ฐจ์™€ ์ปคํ”ผ์— ์ผ๊ด€์„ฑ ์—†๋Š” ๊ฒฐ๊ณผ๊ฐ€ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ๋งค์ผ ์ปคํ”ผ๋ฅผ ๋งˆ์‹œ๋Š” ์‚ฌ๋žŒ๊ณผ ๋น„๊ตํ–ˆ์„ ๋•Œ, ํก์—ฐ ์ƒํƒœ์— ๊ด€๊ณ„์—†์ด ์ด ์นดํŽ˜์ธ, ๋…น์ฐจ ๋˜๋Š” ํ”Œ๋ผ๋ณด๋…ธ์ด๋“œ๊ฐ€(์ฃผ๋กœ ๋…น์ฐจ์™€ ๊ด€๋ จํ•˜์—ฌ) ํ์•” ๋ฐœ๋ณ‘ ์œ„ํ—˜๊ณผ ํ†ต๊ณ„์ ์œผ๋กœ ์œ ์˜ํ•œ ์ƒ๊ด€๊ด€๊ณ„๊ฐ€ ์—†์—ˆ๋‹ค. ์ปคํ”ผ๋Š” ํ์•” ๋ฐœ์ƒ์œ„ํ—˜์„ ์ฆ๊ฐ€์‹œํ‚ฌ ์ˆ˜ ์žˆ์œผ๋ฉฐ,์ด ํšจ๊ณผ๋Š” ์นดํŽ˜์ธ ํ•จ์œ ๋Ÿ‰์— ์˜ํ•ด ๋งค๊ฐœ๋˜๋Š” ๊ฒƒ์œผ๋กœ ๋ณด

์ด์ง€ ์•Š๋‹ค. ๋ฐ˜๋Œ€๋กœ ํ™์ฐจ์—์„œ ์ฃผ๋กœ ๋ฐœ๊ฒฌ๋˜๋Š” ํ”Œ๋ผ๋ณด๋…ธ์ด๋“œ๋Š” ํก์—ฐ์ž ์ค‘ ํ์•”์˜ ์œ„ํ—˜์„ ์ค„์ผ ์ˆ˜ ์žˆ๋‹ค(Wei et al., 2017). 24์ฃผ ๋™์•ˆ 1์ฃผ์ผ์— ํ•œ ๋ฒˆ ์ฅ์—๊ฒŒ diacetyl (1.70 ๋˜๋Š” 8.40 ใŽŽ/ใŽ [0.0197 ๋˜๋Š” 0.0976 mM/ใŽ])์„ ๋ณต๊ฐ•ํˆฌ์—ฌํ•œ ๊ฒฐ๊ณผ ํ ์ข…์–‘์„ ์œ ๋ฐœํ•˜์ง€ ์•Š์•˜๋‹ค(HSDB, 2002; NTP, 1985). ์•„์„ธํ† ์ธ(์ด ํˆฌ์—ฌ๋Ÿ‰ 12.0 ๋˜๋Š” 60.0 g/ใŽ [136 ๋˜๋Š” 681 mM/ใŽ]), 6-7 ์ฃผ๊ฐ„์— 3๋ฐฐ/์ฃผ ํˆฌ์—ฌ)๋„ ๋ฐœ์•”์„ฑ์„ ๋‚˜ํƒ€๋‚ด์ง€ ์•Š์•˜๋‹ค(Opdyke, 1979). ํ์•”(lung cancer, LC)์€ ์„ ์ง„๊ตญ์˜ ์•” ์‚ฌ๋ง๊ณผ ํ•ฉ๋ณ‘์ฆ์˜ ๋Œ€๋ถ€๋ถ„์„ ๋‹ด๋‹นํ•˜๋Š” ์‹ฌ๊ฐํ•œ ๊ณต์ค‘ ๋ณด๊ฑด ๋ฌธ์ œ์ด๋ฉฐ, ํก์—ฐ์€ LC์˜ ์ฃผ์š” ์œ„ํ—˜์š”์ธ์œผ๋กœ ๊ฐ„์ฃผ๋˜์ง€๋งŒ, ์†Œ์ˆ˜์˜ ํก์—ฐ์ž๋งŒ์ด ์•”์— ๊ฑธ๋ฆด ๊ฒƒ์œผ๋กœ ์—ฌ๊ฒจ์ง€๋ฉฐ, ํ˜„์žฌ์˜ ์„ ๋ณ„ ๋ฐฉ๋ฒ•์€ ์ด ์•…์„ฑ์ข…์–‘์˜ ์ดˆ๊ธฐ ๋‹จ๊ณ„๋ฅผ ํ™•์ธํ•˜๋Š” ๋ฐ ์ดˆ์ ์„ ๋งž์ถ”๊ณ  ์žˆ๋‹ค(Castro et al., 2017).

4) ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ(obliterative bronchiolitis, OB)๊ณผ ๋งŒ์„ฑ ํ์‡„์„ฑ ํ์งˆํ™˜(chronic obstructive pulmonary disease, COPD)

ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ(OB)์€ ๋“œ๋ฌผ์ง€๋งŒ ์‹ฌ๊ฐํ•œ ์ƒํƒœ๋กœ ์ง„ํ–‰์„ฑ ๋ฐ ๋น„๊ฐ€์—ญ์„ฑ ๊ธฐ๋„ ํ์‡„๋ฅผ ์œ ๋ฐœํ•œ๋‹ค. ์ด ์งˆํ™˜์€ ๋‹ค์–‘ํ•œ ์ž ์žฌ์  ์›์ธ์œผ๋กœ๋ถ€ํ„ฐ ํ˜ธํก๊ธฐ ๋ฐ ๋ง๋‹จ ๊ธฐ๊ด€์ง€์— ์†์ƒ์„ ์ž…์€ ๊ฒฐ๊ณผ์ด๋‹ค. OB์˜ ๋ฐœ๋ณ‘ ๊ธฐ์ „์€ ์ž˜ ์•Œ๋ ค์ ธ ์žˆ์ง€ ์•Š์ง€๋งŒ, ์—ผ์ฆ๊ณผ ์„ฌ์œ ์•„์„ธํฌ ์ „์ด๊ฐ€ ๋‹ค๋ฐฉ๋ฉด์œผ๋กœ ์ง„ํ–‰๋˜์–ด ๊ธฐ๋ฅ˜๊ฐ€ ์ œํ•œ๋˜๊ณ  ์งˆ๋ณ‘์ด ๋ฐœ๋ณ‘ํ•œ๋‹ค๋Š” ๊ฒƒ์ด ๋ถ„๋ช…ํ•ด ๋ณด์ธ๋‹ค. OB ํ™˜์ž์—๊ฒŒ๋Š” ํ†ต์ผ์ ์œผ๋กœ ์Šน์ธ๋œ ์น˜๋ฃŒ ํ”„๋กœํ† ์ฝœ์ด ์—†์œผ๋ฉฐ, ๋งŽ์€ ํ™˜์ž๋“ค์ด ๊ฐœ์„ ์˜ ์ผํšŒ์ ์ธ ์ฆ๊ฑฐ์— ๊ทผ๊ฑฐํ•˜์—ฌ ์ฝ”๋ฅดํ‹ฐ์ฝ” ์Šคํ…Œ๋กœ์ด๋“œ ๋˜๋Š” ๋‹ค๋ฅธ ๋ฉด์—ญ ์–ต์ œ์ œ๋ฅผ ์‚ฌ์šฉํ•˜์ง€๋งŒ, ์ด๋Ÿฌํ•œ ์•ฝ๋ฌผ์€ ์ค‘๋Œ€ํ•œ ๋…์„ฑ์„ ๊ฐ€์ง€๊ณ  ์žˆ์œผ๋ฉฐ, ์ง„๋‹จ์€ ํ–ฅ๋ฃŒ ์‹๋ฌผ์˜ ์—ฐ๊ธฐ ๋ฐ ํ™˜๊ฒฝ์  ์œ ํ™ฉ ๊ฐ€์Šค๋ฅผ ํฌํ•จํ•˜์—ฌ ๋‹ค์–‘ํ•œ ๋…ธ์ถœ๋กœ ๋ณด๊ณ ๋˜์—ˆ๋‹ค. ํ ์ด์‹ ํ™˜์ž ์ค‘ OB์™€ ์ž„์ƒ๋ณ‘๋ฆฌํ•™์  ์œ ์‚ฌ์„ฑ์ด ์žˆ๋Š” ์งˆํ™˜์ธ โ€˜ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ ์ฆํ›„๊ตฐ(bronchiolitis obliterans syndrome, BOS)โ€™์€ ์žฅ๊ธฐ๊ฐ„์˜ ๋™์ข… ์ด์‹ ๊ธฐ๋Šฅ ์žฅ์•  ๋ฐ ์‚ฌ๋ง์˜ ์ฃผ์š” ์›์ธ์ด๋‹ค. ๋ถˆํ–‰ํ•˜๊ฒŒ๋„, OB๋Š” ์ œ๋Œ€๋กœ ์—ฐ๊ตฌ๋˜์ง€ ์•Š์•„ ํ ์ด์‹์— ๋Œ€ํ•œ ํ‰๊ฐ€๊ฐ€ ์ด๋ฃจ์–ด์ง€๋ ค๋ฉด ์งˆ๋ณ‘์ด ์™„์ „ํžˆ ์ง„ํ–‰๋˜์–ด๋ฒ„๋ฆฌ๋Š” ๋ถˆ์šด์„ ์ดˆ๋ž˜ํ•œ๋‹ค(Aguilar et al., 2016).

๋งŒ์„ฑ ํ์‡„์„ฑ ํ์งˆํ™˜(ๆ…ขๆ€ง้–‰้Ž–ๆ€ง่‚บ็–พๆ‚ฃ, chronic obstructive pulmonary disease, COPD, COLD, COAD)์€ ๋งŒ์„ฑ์ ์œผ๋กœ ํ˜ธํก์˜ ์ƒํƒœ๊ฐ€ ๋ถˆ๋Ÿ‰ํ•˜๊ฒŒ ๋˜๋Š” ํ์‡„์„ฑ ํ์งˆํ™˜์˜ ํ•œ ์ข…๋ฅ˜๋กœ, ์‹œ๊ฐ„์ด ์ง€๋‚จ์— ๋”ฐ๋ผ ์ƒํƒœ๊ฐ€ ์•…ํ™”๋˜๋ฉฐ, ์ฃผ์š” ์ฆ์ƒ์œผ๋กœ๋Š” ํ˜ธํก๊ณค๋ž€, ๊ธฐ์นจ, ๊ฐ€๋ž˜ ๋“ฑ์ด ์žˆ

์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒ๋˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ์˜ ์œ ํ•ด์„ฑ ๊ณ ์ฐฐ ๋ฐ ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ ๋ฐฉ์•ˆ 135

Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140 www.kiha.kr

๋‹ค(Vestbo, 2013). ๋งŒ์„ฑ๊ธฐ๊ด€์ง€์—ผ ํ™˜์ž ์ค‘ ๋Œ€๋‹ค์ˆ˜์—๊ฒŒ์„œ ๋งŒ์„ฑ ํ์‡„์„ฑ ํ์งˆํ™˜์ด ๋‚˜ํƒ€๋‚œ๋‹ค(Reilly et al., 2011). ๋งŒ์„ฑ ํ์‡„์„ฑ ํ์งˆํ™˜์˜ ๊ฐ€์žฅ ํ”ํ•œ ์›์ธ์€ ํก์—ฐ์œผ๋กœ, ๋Œ€๊ธฐ์˜ค์—ผ๊ณผ ์œ ์ „๊ณผ ๊ฐ™์€ ๋‹ค๋ฅธ ์š”์†Œ๋“ค๋„ ์ ์€ ๋น„์œจ๋กœ ์˜ํ–ฅ์„ ๋ผ์นœ๋‹ค(Decramer et al., 2012). ๊ฐœ๋ฐœ๋„์ƒ๊ตญ์—์„œ๋Š” ์š”๋ฆฌ๋‚˜ ๋‚œ๋ฐฉ์„ ์œ„ํ•œ ๋ถˆ์˜ ํ†ต๊ธฐ๊ฐ€ ์ œ๋Œ€๋กœ ์ด๋ฃจ์–ด์ง€์ง€ ์•Š๋Š” ๊ฒƒ์ด ๋Œ€๊ธฐ์˜ค์—ผ์˜ ๊ฐ€์žฅ ํฐ ์›์ธ์ด๋ฉฐ, ์ด๋Ÿฌํ•œ ์ž๊ทน์›๋“ค์— ์˜ค๋ž˜ ๋…ธ์ถœ๋˜๋ฉด ํ์— ์—ผ์ฆ๋ฐ˜์‘์ด ๋ฐœ์ƒํ•ด ์†Œ๊ธฐ๋„๊ฐ€ ์ข์•„์ง€๊ณ  ํ ์กฐ์ง์ด ํŒŒ๊ดด๋˜๋Š” ํ๊ธฐ์ข…์˜ ์›์ธ์ด ๋œ๋‹ค(Rabe et al., 2007). ์ง„๋‹จ์€ ํ๊ธฐ๋Šฅ ๊ฒ€์‚ฌ ๊ฒฐ๊ณผ ์ธก์ •๋œ ๊ธฐ๋ฅ˜๊ฐ€ ๋ถˆ๋Ÿ‰ํ•  ๋•Œ ๋‚ด๋ ค์ง„๋‹ค(Nathell et al., 2007). ์ฒœ์‹๊ณผ ๋‹ฌ๋ฆฌ ํ ๊ธฐ๋ฅ˜์˜ ๊ฐ์†Œ๋Š” ์•ฝ๋ฌผ ํˆฌ์—ฌ์— ์˜ํ•ด ๋ˆˆ์— ๋„๊ฒŒ ํ˜ธ์ „๋˜์ง€ ์•Š๋Š”๋‹ค. ๋งŒ์„ฑ ํ์‡„์„ฑ ํ์งˆํ™˜์€ ์•Œ๋ ค์ง„ ๋ณ‘์ธ๋“ค์— ๋Œ€ํ•œ ๋…ธ์ถœ์„ ์ค„์ž„์œผ๋กœ์จ ์˜ˆ๋ฐฉํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ์น˜๋ฃŒ๋ฐฉ๋ฒ•์—๋Š” ๊ธˆ์—ฐ, ์˜ˆ๋ฐฉ์ ‘์ข…, ์žฌํ™œ, ๊ธฐ๊ด€์ง€ ํ™•์žฅ์ œ์˜ ํˆฌ์—ฌ, ์Šคํ…Œ๋กœ์ด๋“œ ๋“ฑ์ด ์žˆ๋‹ค. ์ผ๋ถ€ ๊ฒฝ์šฐ์—๋Š” ์žฅ๊ธฐ๊ฐ„์˜ ์‚ฐ์†Œ์š”๋ฒ•์ด๋‚˜ ํ ์ด์‹์œผ๋กœ ํ˜ธ์ „๋˜๊ธฐ๋„ ํ•œ๋‹ค(Rabe et al., 2007). ์ „ ์„ธ๊ณ„์ ์œผ๋กœ 3์–ต 2,900๋งŒ ๋ช…, ํ˜น์€ ์ „ ์„ธ๊ณ„ ์ธ๊ตฌ์˜ 5%์— ๊ฐ€๊นŒ์šด ์‚ฌ๋žŒ๋“ค์ด ๋งŒ์„ฑ ํ์‡„์„ฑ ํ์งˆํ™˜์„ ์•“๋Š”๋‹ค. ๋งŒ์„ฑ ํ์‡„์„ฑ ํ์งˆํ™˜์€ 2012๋…„ ์‚ฌ๋ง์›์ธ 3์œ„๋กœ 300๋งŒ ๋ช… ์ด์ƒ์˜ ์‚ฌ๋ง์›์ธ์ด์—ˆ๋‹ค(WHO, 2013). ๋งŽ์€ ๋‚˜๋ผ๋“ค์—์„œ ๊ณ ๋ นํ™”์™€ ๋†’์€ ํก์—ฐ์œจ๋กœ ์‚ฌ๋ง์ž ์ˆ˜๋Š” ์ฆ๊ฐ€ํ•  ๊ฒƒ์œผ๋กœ ์˜ˆ์ƒ๋œ๋‹ค(Mathers & Loncar, 2006). 2010๋…„ ๋งŒ์„ฑ ํ์‡„์„ฑ ํ์งˆํ™˜์œผ๋กœ ์ธํ•œ ๊ฒฝ์ œ์  ๋น„์šฉ์€ ๋ฏธํ™” 21์–ต ๋‹ฌ๋Ÿฌ ๊ทœ๋ชจ๋กœ ์ถ”์ •๋œ๋‹ค(Lomborg, 2013). ํŒ์ฝ˜ ์ œ์กฐ ๋…ธ๋™์ž์˜ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ 1์˜ˆ๊ฐ€ 2000๋…„ ๋ฏธ๊ตญ ๋ฏธ์ฃผ๋ฆฌ์ฃผ์—์„œ ๋ณด๊ณ ๋˜์—ˆ์œผ๋ฉฐ(van Rooy et al., 2009), ๊ทธ ์ดํ›„๋กœ ๋ฒ„ํ„ฐ ํ–ฅ์ด ๋‚˜๋Š” ์ฆ๊ธฐ์— ๋…ธ์ถœ๋œ ์ „์ž๋ ˆ์ธ์ง€ ํŒ์ฝ˜ ์ œ์กฐ๊ณต์žฅ์˜ ๋…ธ๋™์ž๋“ค์—๊ฒŒ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์„ ํฌํ•จํ•œ ์ค‘์ฆ ๋ฐ ์น˜๋ช…์ ์ธ ํ ์งˆํ™˜์˜ ๋ช‡ ๊ฐ€์ง€ ์œ ํ–‰์ด ๊ธฐ๋ก๋˜์—ˆ๋‹ค.

3. ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒํ•˜๋Š” ํ™”ํ•™๋ฌผ์งˆ์˜ ์‚ฌํšŒ๋ฌธ์ œ1) ์•„ํฌ๋ฆด์•„๋งˆ์ด๋“œ(AA) ๋ฌธ์ œ

์•„ํฌ๋ฆด์•„๋งˆ์ด๋“œ(AA)๋Š” ์‚ฐ์—…์—์„œ ์ผ๋ฐ˜์ ์œผ๋กœ ์‚ฌ์šฉ๋˜๋Š” ์ˆ˜์šฉ์„ฑ ๋ฐฑ์ƒ‰ ๊ฒฐ์ •์งˆ ๊ณ ์ฒด๋กœ, ์ž ์žฌ์ ์ธ ๋ฐœ์•”์„ฑ์„ ๊ฐ€์ง„ ์‚ฐ์—…ํ™”ํ•™๋ฌผ์งˆ๋กœ ์ง€์ •๋˜์—ˆ๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ ํ˜„์žฌ๊นŒ์ง€ AA๋Š” ์ˆ˜์ฒ˜๋ฆฌ์—์„œ ์‘๊ณ ์ œ๋กœ ๋„๋ฆฌ ์‚ฌ์šฉ๋˜๋Š” ํด๋ฆฌ์•„ํฌ๋ฆด์•„๋งˆ์ด๋“œ ํด๋ฆฌ๋จธ๋ฅผ ์ƒ์‚ฐํ•˜๋Š” ๋ฐ ์‚ฌ์šฉ๋˜์—ˆ๋‹ค. ์Œ์‹์—์„œ์˜ AA๋Š” ๋ช‡๋ช‡ ๊ธฐ์ž‘, ์ฆ‰ ์ง€์งˆ, ํƒ„์ˆ˜ํ™”๋ฌผ ๋˜๋Š” ์œ ๋ฆฌ ์•„๋ฏธ๋…ธ์‚ฐ์˜ ๋ถ„ํ•ด๋กœ๋ถ€ํ„ฐ ์œ ๋„๋  ์ˆ˜ ์žˆ๋Š” ์•„ํฌ๋ฆด์‚ฐ์„ ํ†ตํ•œ ํ˜•์„ฑ ๋“ฑ์œผ๋กœ ์ธํ•ด ์ด ํ™”ํ•ฉ๋ฌผ์ด ์‚ฌ๋žŒ์—๊ฒŒ ์œ ๋…ํ•œ์ง€ ์—ฌ๋ถ€๊ฐ€ ๊ด€์‹ฌ์‚ฌ๋กœ

๋Œ€๋‘๋˜์—ˆ๋‹ค. ์‹ํ’ˆ์—์„œ AA์˜ ์ƒ์„ฑ, ์†Œ๋น„, ๊ทธ๋ฆฌ๊ณ  ์–ด๋–ค ์•”์˜ ๋ฐœ์ƒ๊ณผ์˜ ์—ฐ๊ด€์„ฑ์— ๋Œ€ํ•ด์„œ ๋…ผ์˜๋˜์—ˆ๊ณ , AA์— ๋Œ€ํ•œ ์‹ ์ฒด ํšจ์†Œ์  ์˜ํ–ฅ๊ณผ ํ˜ธ๋ฅด๋ชฌ, ์นผ์Š˜ ์‹ ํ˜ธ์ „๋‹ฌ ๊ฒฝ๋กœ ๋ฐ ์„ธํฌ ๊ณจ๊ฒฉ ํ•„๋ผ๋ฉ˜ํŠธ์— ๋Œ€ํ•œ AA์˜ ์ž‘์šฉ ๋ฉ”์ปค๋‹ˆ์ฆ˜์ด ๋…ผ์˜๋˜์—ˆ์œผ๋ฉฐ, ์‹ ๊ฒฝ๊ณ„, ์ƒ์‹๊ธฐ๊ด€, ๋ฉด์—ญ ๊ณ„ํ†ต ๋ฐ ๊ฐ„์žฅ์— ๋Œ€ํ•œ AA์˜ ํ•ด๋กœ์šด ์˜ํ–ฅ์„ ๊ฐ•์กฐ, ํ˜„์žฌ์™€ ๋ฏธ๋ž˜์˜ ์™„ํ™” ์ „๋žต๋„ ๋…ผ์˜๋˜์—ˆ๋‹ค. AA์— ๋Œ€ํ•œ ํ˜„์žฌ์˜ ๊ฒ€ํ† ๋Š” ์—ฐ๊ตฌ์ž, ์‹ํ’ˆ ์‚ฐ์—… ๋ฐ ์˜๋ฃŒ ์ธ๋ ฅ์—๊ฒŒ ์œ ์ตํ•  ์ˆ˜ ์žˆ๋‹ค(Jaya et al., 2018). AA์— ๋Œ€ํ•ด ์ˆ˜ํ–‰๋œ ์—ฐ๊ตฌ๋Š” ํŠ€๊น€ ๋ฐ ๊ตฌ์šด ํƒ„์ˆ˜ํ™”๋ฌผ์ด ํ’๋ถ€ํ•œ ์Œ์‹์˜ ์ž ์žฌ์ ์ธ ๊ฑด๊ฐ• ์œ„ํ—˜์„ ๊ธฐ์ˆ ํ–ˆ๋‹ค. AA๊ฐ€ ์„ค์น˜๋ฅ˜์—์„œ ๋ฐœ์•”์„ฑ์ž„์„ ๋ณด์—ฌ์ฃผ๋Š” ๋ถ„๋ช…ํ•œ ์ฆ๊ฑฐ๊ฐ€ ์žˆ์ง€๋งŒ, ๋…์„ฑ ์—ฐ๊ตฌ์—์„œ๋Š” ๋ช…๋ฐฑํ•œ ์‚ฌ๋žŒ์˜ ๊ฑด๊ฐ• ์œ„ํ—˜์— ๋Œ€ํ•œ ์ฆ๊ฑฐ๊ฐ€ ๋ถ€์กฑํ•˜๋‹ค. ๊ณผ๊ฑฐ ์—ฐ๊ตฌ์—์„œ ํŠนํžˆ ์„ค๋ฌธ์กฐ์‚ฌ์™€ AA ๊ด€๋ จ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค๋ฅผ ํ†ตํ•œ ์‹์ด์„ฑ AA ์„ญ์ทจ๋Ÿ‰ ์‚ฐ์ •, ๋ฐ˜๋ณต๋…ธ์ถœ ์˜ˆ์ธก์˜ ๋ถ€์žฌ, ์œ„ํ—˜์˜ ์ž‘์€ ์ฆ๊ฐ€๋ฅผ ๊ฐ์ง€ํ•  ์ˆ˜ ์žˆ๋Š” ํ†ต๊ณ„์  ์—ฐ๊ตฌ๊ฐ€ ๋ถ€์กฑํ•œ ์‹ค์ •์ด๋‹ค. ๊ทธ๋Ÿผ์—๋„ ๋ถˆ๊ตฌํ•˜๊ณ  ์‹ํ’ˆ์—์„œ AA ์ˆ˜์ค€์„ ๋‚ฎ์ถ”๊ธฐ ์œ„ํ•œ ๋…ธ๋ ฅ์ด ๊ณ„์†๋˜์–ด์•ผ ํ•œ๋‹ค๋Š” ๊ฒƒ์ด ์ค‘์š”ํ•˜๋‹ค.

2) ๋ฒค์กฐํ”ผ๋ Œ(Benz[a]pyrene) ๋ฌธ์ œ์ƒ๋‘๋ฅผ ๋ณถ์•„์„œ ์›๋‘๋กœ ๋งŒ๋“œ๋Š” โ€˜๋กœ์ŠคํŒ…โ€™๊ณต์ •์€ ๋ถˆ์พŒํ•œ

ํ–ฅ๋ฏธ์˜ ์ƒ๋‘๊ฐ€ ์ง„ํ•œ ๊ฐˆ์ƒ‰์˜ ์›๋‘๋กœ ๋ฐ”๋€Œ๋ฉด์„œ ์›๋‘์ปคํ”ผ๋กœ ์žฌํƒ„์ƒ๋˜๋Š”๋ฐ, ์ด ๊ณผ์ •์—์„œ 600์—ฌ ๊ฐ€์ง€ ์ด์ƒ์˜ ๋‹ค์–‘ํ•œ ํ™”ํ•™๋ฌผ์งˆ์ด ์ƒ์„ฑ๋˜๋Š” ๊ฒƒ์œผ๋กœ ์•Œ๋ ค์ ธ ์žˆ๋‹ค. ๋ฒค์กฐํ”ผ๋ Œ์€ ์‹ํ’ˆ์˜ ๊ณ ์˜จ ์กฐ๋ฆฌ, ๊ฐ€๊ณต์‹œ ์‹ํ’ˆ์˜ ์ฃผ์„ฑ๋ถ„์ธ ํƒ„์ˆ˜ํ™”๋ฌผ, ๋‹จ๋ฐฑ์งˆ, ์ง€๋ฐฉ๋“ฑ์ด ๋ถˆ์™„์ „ ์—ฐ์†Œ๋˜์–ด ์ž์—ฐ ์ƒ์„ฑ๋˜๋Š” ์œ ํ•ด๋ฌผ์งˆ๋กœ์„œ, ์‹ํ’ˆ ์„ญ์ทจ๋ฅผ ํ†ตํ•œ ์ธ์ฒด ๋…ธ์ถœ์ˆ˜์ค€์˜ ํ‰๊ฐ€ ํ•„์š”์„ฑ์ด ๊พธ์ค€ํžˆ ์ œ๊ธฐ๋˜๊ณ  ์žˆ๋‹ค(IoHE, 2012).

4. ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ๋ฅผ ์œ„ํ•œ ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ • ํ™”ํ•™๋ฌผ์งˆ๊ด€๋ฆฌ

ํ–ฅ๋ฃŒ ์ƒ์‚ฐ ์—…๊ณ„์˜ ๋…ธ๋™์ž๋Š” ๊ณ ํ˜•๋ฌผ, ์•ก์ฒด ๋˜๋Š” ์ฆ๊ธฐ ํ˜•ํƒœ๋กœ ์ด ๋ฌผ์งˆ๋“ค์— ๋…ธ์ถœ๋  ์ˆ˜ ์žˆ๋‹ค. NIOSH ์กฐ์‚ฌ์— ๋”ฐ๋ฅด๋ฉด diacetyl์— ๋Œ€ํ•œ ์ž‘์—…์žฅ ๋…ธ์ถœ์€ ํ ๊ธฐ๋Šฅ์˜ ๊ฐ์†Œ๋ฅผ ๊ฐ€์ ธ์˜ฌ ์ˆ˜ ์žˆ์œผ๋ฉฐ ๋˜ํ•œ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์œผ๋กœ ์•Œ๋ ค์ง„ ์ค‘์ฆ ํ ์งˆํ™˜์˜ ์›์ธ์ด ๋  ์ˆ˜ ์žˆ์Œ์ด ๋ฐํ˜€์กŒ๋‹ค. ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์€ ๋Œ์ดํ‚ฌ ์ˆ˜ ์—†๋Š” ํ ์งˆํ™˜์œผ๋กœ, ๋…ธ๋™์ž๊ฐ€ ์ฃผ๋ง์ด๋‚˜ ํœด๊ฐ€์ฒ ์— ์ง‘์— ๋Œ์•„๊ฐ€๋„ ์ฆ์ƒ์ด ํ˜ธ์ „๋˜์ง€ ์•Š๋Š”๋‹ค. ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์€ ์žฅ์• ๋ฅผ ์œ ๋ฐœํ•  ๋งŒํผ ํ ๊ธฐ๋Šฅ์„ ๊ฐ์†Œ์‹œํ‚ฌ ์ˆ˜ ์žˆ๋‹ค. ํ–ฅ์ด ๋‚˜๋Š” ์ œ์กฐ ์‹œ์„ค์˜ ๋ช‡๋ช‡ ๋…ธ๋™์ž๋“ค๋„ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ ๋˜๋Š” ์ค‘์ฆ ํ์‡„์„ฑ ํ ์งˆํ™˜์œผ๋กœ

136 ์ž„๊ฒฝํƒ

www.kiha.kr Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140

โ€ข Ensure that the ventilation system maintains other areas that are treated with sound pressure compared to the rest of the mixing or compound room and the perfumery plant. This can reduce airborne contaminants in the room and area from spreading to the rest of the plant.

โ€ข Ensure that the air from the mixing or mixing room is not recirculated to other areas of the facility and is discharged directly outdoors.

โ€ข Collect dust and vapors during packaging operations using ventilated booths or partial enclosures.โ€ข When using LEV, keep the collection container as close as possible to the source of the odor component.โ€ข Provide an indicator, such as a pressure gauge or pressure gauge, installed in the duct near the hood inlet to provide

a way to verify that the unit is operating correctly. Check the hood's static pressure, surface speed, and capture speed periodically(monthly) and record the results to verify that the system is operating as designed.

โ€ข Install an on/off indicator indicating the status of the exhaust fan.โ€ข Place exhaust vents near doors, windows, air supply, and corridors to reduce the effects of ventilation.โ€ข Replace most of the air from the LEV system by providing an air supply in the work area.โ€ข Inspect the hood and enclosure for signs of damage or leaks(rust/corrosion, dog landing, etc.) and obstructions(paper,

gloves, cloth, etc.). If possible, use screens to prevent foreign objects from entering the system through holes(slots, hood surfaces, etc.).

โ€ข Prevent re-inflow by venting air to an open area in the open air with no doors, windows, passageways and air intakes. Properly designed exhaust stacks should prevent exhaust air from re-entering the building.

โ€ข Assess the efficiency of the system by monitoring worker exposure after ventilation is installed. Integrate the following elements into the engineering design to the extent practicable:

โ€ข Use an enclosed transfer process to reduce worker exposure to exhaust.โ€ข Isolate mixed areas with remaining plants by walls, doors, or other barriers, and maintain this area at negative pressure

relative to the rest of the work area to reduce the spread of contaminants to adjacent work areas.โ€ข Provide mechanical or pneumatic support for bag and sack handling.โ€ข Keep work area away from doors, windows, and openings so ventilation openings do not obstruct ventilation and

contaminants.

Table 8. Work management recommendations in the coffee roasting process

โ€ข Establish, implement and maintain health surveillance programs for all exposed employees. Measures should be taken to prevent disease progression as it can identify the health effects of workers' initial work through medical monitoring of exposed workers.

โ€ข Workers should not eat, drink or use tobacco products in the workplace.โ€ข Establish a risk communication program that meets the requirements of the OSHA Hazard Communication Standard [29

CFR 1910.1200] and the International Harmonization System for Classification and Labeling of Chemicals(GHS).โ€ข Transfer perfume ingredients instead of manual infusions using as close a process as possible. It should be added to

a mixing container covered with a funnel to restrict the spillage of liquids when poured, keeping the workplace clean and promptly treated.

โ€ข Develop ventilation system evaluation and maintenance procedures and document them in a documented plan. Periodic monitoring of system performance may include smoke tube testing as well as hood static pressure and face/duct velocity measurements.

โ€ข Limit access to all areas where spices are treated as public to adequately protect workers.โ€ข Establish standard procedures for cleaning vessels and mixing tanks. If possible, use an early cold water rinse and warm

water wash to reduce volatility.โ€ข Establish standard procedures for cleaning leaks in small, large, and moist areas.โ€ข Use vacuum with high efficiency particulate air filter or wet cleaning technology. Do not use compressed air or dry sweeping

to clean particles in the air.โ€ข Cover containers used to mix and store fragrance ingredients when not in use. Empty containers may contain residual

fragrance and should be sealed.โ€ข Use low-temperature storage of spice ingredients to reduce evaporation of chemicals in the air. Volatile components

should be added while mixing and cooling, and do not use heat to mix fragrance ingredients.โ€ข Wait until pressure is below ambient to open pressure vessel.

Table 7. Ventilation considerations in the coffee roasting process

์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ๋ฐœ์ƒ๋˜๋Š” ํ–ฅ๊ธฐ๋ฌผ์งˆ์˜ ์œ ํ•ด์„ฑ ๊ณ ์ฐฐ ๋ฐ ๋…ธ๋™์ž ๊ฑด๊ฐ•๋ณดํ˜ธ ๋ฐฉ์•ˆ 137

Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140 www.kiha.kr

์ง„๋‹จ ๋ฐ›์•˜๋‹ค. 2,3-ํŽœํƒ„๋””์˜จ์— ๋Œ€ํ•œ ๊ธ‰์„ฑ ํก์ž…๋…ธ์ถœ์€ ์‹คํ—˜์‹ค ์—ฐ๊ตฌ์—์„œ ๋””์•„์„ธํ‹ธ๊ณผ ์œ ์‚ฌํ•œ ๊ธฐ๋„ ์ƒํ”ผ ์†์ƒ์„ ์ผ์œผํ‚จ๋‹ค(Hubbs et al., 2012). Rat์—์„œ 2์ฃผ๊ฐ„์˜ ํก์ž… ์—ฐ๊ตฌ์—์„œ 2,3-ํŽœํƒ„๋””์˜จ์€ ๊ธฐ๋„ ๋ฒฝ์— ์„ฌ์œ ์งˆ ๊ฒฐํ•ฉ ์กฐ์ง์˜ ์ฆ์‹์„ ์ผ์œผ์ผฐ์œผ๋ฉฐ ๋•Œ๋กœ๋Š” ์„ฌ์œ ์งˆ ๊ฒฐํ•ฉ์กฐ์ง์˜ ๋Œ์ถœ์ด ๊ณต๊ธฐ ํ†ต๋กœ๋กœ ํ™•์žฅ๋˜์—ˆ๋‹ค(Morgan et al., 2012). ์˜ˆ๋น„์‹œํ—˜์—์„œ๋Š” 2,3-ํŽœํƒ„๋””์˜จ ๋˜๋Š” ๋””์•„์„ธํ‹ธ์— ๋ฐ˜๋ณต์ ์œผ๋กœ ๋…ธ์ถœ๋˜๋ฉด ์ฅ์˜ ๊ธฐ๋„ ์„ฌ์œ ํ™”๋ฅผ ์œ ๋ฐœํ•  ์ˆ˜ ์žˆ๋‹ค๊ณ  ์ œ์•ˆํ–ˆ๋‹ค(Morgan et al., 2012). 2,3-ํŽœํƒ„๋””์˜จ์˜ ๊ธ‰์„ฑ ํก์ž… ์—ฐ๊ตฌ์—์„œ, ์œ ์ „์ž ๋ฐœํ˜„์˜ ๋ณ€ํ™”๊ฐ€ ๋‡Œ์—์„œ ๊ด€์ฐฐ๋˜์—ˆ๋‹ค(Hubbs et al. 2012). NIOSH๋Š” 2011๋…„ 8์›”์— ๋””์•„์„ธํ‹ธ(5 ppb 8hr-TWA, 25 ppb STEL) ๋ฐ 2,3-ํŽœํƒ„๋””์˜จ(9.3 ppb 8์‹œ๊ฐ„ TWA, 31 ppb STEL)์˜ ๊ถŒ์žฅ ๋…ธ์ถœ๊ธฐ์ค€ ์ดˆ์•ˆ์„ ๋ฐœํ‘œํ–ˆ๋‹ค(NIOSH 2017).

์ปคํ”ผ ๊ฐ€๊ณต์ž‘์—… ๊ด€๋ จ ํ™”ํ•™๋ฌผ์งˆ์˜ ๋…ธ์ถœ ๊ด€์ ์—์„œ๋Š” ์ƒ์‚ฐ, ํฌ์žฅ, ์ฒญ์†Œ ๋ฐ ์œ ์ง€๋ณด์ˆ˜ ์ž‘์—…์„ ํฌํ•จํ•œ ๋ช‡ ๊ฐ€์ง€ ์ผ๋ฐ˜์ ์ธ ๋ฒ”์ฃผ๋กœ ๋ถ„๋ฅ˜๋  ์ˆ˜ ์žˆ๋‹ค. ์ƒ์‚ฐ ์˜์—ญ์€ ์ธ๊ทผ ์˜์—ญ์— ๋น„ํ•ด ์Œ์••์„ ์œ ์ง€ํ•ด์•ผ ํ•œ๋‹ค. ์ƒ์‚ฐ์ง€์—ญ์˜ ๋ฐฐ๊ธฐ ๊ณต๊ธฐ๋Ÿ‰์€ ๊ณต๊ธ‰ ๊ณต๊ธฐ์˜ ์–‘๋ณด๋‹ค ์•ฝ๊ฐ„ ์ปค์•ผํ•œ๋‹ค. ์ผ๋ฐ˜์ ์œผ๋กœ ๊ณต๊ธ‰ ์œ ๋Ÿ‰์ด ๋ฐฐ๊ธฐ ์œ ๋Ÿ‰๋ณด๋‹ค 5~10%๊ฐ€ ๋˜๋„๋ก ๋ฐฐ๊ธฐ์‹œ์Šคํ…œ์„ ์„ค๊ณ„ํ•˜๋Š” ๊ฒƒ์ด ์ผ๋ฐ˜์ ์ด๋‹ค. ์ฐจ์ด๋Š” ์ ์–ด๋„ ๋ฏธํ„ฐ๋‹น 50 ์ž…๋ฐฉํ”ผํŠธ(cfm)๊ฐ€ ๋˜์–ด์•ผ ํ•œ๋‹ค(ACGIH, 2013). ๊ธฐ๋ฅ˜ ์‹œ๊ฐํ™” ํ…Œ์ŠคํŠธ๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ƒ์‚ฐ ์˜์—ญ๊ณผ ๋ชจ๋“  ์ฃผ๋ณ€ ์˜์—ญ ์‚ฌ์ด์˜ ๊ธฐ์••์ฐจ๋ฅผ ์งˆ์ ์œผ๋กœ ์ ๊ฒ€ํ•  ์ˆ˜ ์žˆ๋‹ค. ์ด ํ…Œ์ŠคํŠธ๋Š” ๊ณต๊ธฐ๊ฐ€ ์ƒ์‚ฐ์ง€์—ญ ์•ˆํŒŽ์œผ๋กœ ํ˜๋Ÿฌ๋“ค์—ˆ๋Š”์ง€ ์—ฌ๋ถ€๋ฅผ ๋‚˜ํƒ€๋‚ธ๋‹ค(ACGIH, 2007). ์•„๋ž˜ Table 7์—์„œ 9๊นŒ์ง€๋Š” ์ปคํ”ผ ๋กœ์ŠคํŒ… ์ž‘์—…์žฅ์—์„œ ๊ฐ–์ถ”์–ด์•ผ ํ•  ํ™˜๊ธฐ ๊ณ ๋ ค ์‚ฌํ•ญ, ์ž‘์—…๊ด€๋ฆฌ ๊ถŒ์žฅ์‚ฌํ•ญ ๋ฐ ๋ณดํ˜ธ๊ตฌ ๊ถŒ์žฅ์‚ฌํ•ญ์— ๋Œ€ํ•ด ์ •๋ฆฌํ•˜์˜€๋‹ค.

โ…ค. ๊ฒฐ ๋ก 

๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” ์ปคํ”ผ ๋กœ์ŠคํŒ… ๊ณต์ •์—์„œ ํ์‡„์„ฑ ์„ธ๊ธฐ๊ด€์ง€์—ผ์„ ์ผ์œผํ‚ค๋Š” ๊ฒƒ์œผ๋กœ ํ™•์ธ๋œ ํ™”ํ•™๋ฌผ์งˆ 2์ข…์˜ ๋…์„ฑ๊ด€๋ จ์œผ๋กœ, ๋™ ๊ณต์ •์˜ ๋…ธ๋™์ž ๊ฑด๊ฐ•์˜ํ–ฅ์— ๋Œ€ํ•œ ๊ทธ๋™์•ˆ์˜ ๋ณด๊ณ ๋“ค์„ ์ค‘์‹ฌ์œผ๋กœ ๊ทธ ์œ ํ•ด์„ฑ์„ ๊ณ ์ฐฐํ•ด ๋ณด๊ณ ์ž ํ•˜์˜€๋‹ค. ๋ณธ ๊ณ ์ฐฐ์˜ ๋‚ด์šฉ์„ ๋ฐ”ํƒ•์œผ๋กœ ์ž‘์—…์žฅ ๋…ธ์ถœ ํ†ต์ œ ๋ฐ ๋…ธ๋™์ž ๋ณดํ˜ธ๋ฅผ ์œ„ํ•œ ๊ธฐํƒ€ ๊ถŒ์žฅ์‚ฌํ•ญ์œผ๋กœ๋Š”, ๊ตญ์†Œํ™˜๊ธฐ ๋ฐ ์ ์ ˆํ•˜๊ฒŒ ์„ค๊ณ„๋œ ์‹ค๋‚ด ํ™˜๊ธฐ์‹œ์Šคํ…œ๊ณผ ๊ฐ™์€ ์—”์ง€๋‹ˆ์–ด๋ง ์ œ์–ด ์žฅ์น˜๋Š” ์Œ์••์„ ์œ ์ง€ํ•˜๊ณ  ์ทจ๊ธ‰๊ตฌ์—ญ์„ ๊ฒฉ๋ฆฌํ•˜๋Š” ๊ฒƒ์ด๋‹ค. ๋…ธ์ถœ์„ ์ตœ์†Œํ™”ํ•˜๊ธฐ ์œ„ํ•ด ์šฉ๊ธฐ ๋ฎ๊ฐœ, ๋ˆ„์ถœ ๊ฐ์†Œ, ๋ฐ€ํ๋œ ๊ฐ€๊ณต, ์ ์ ˆํ•œ ์ž‘์—…๊ด€๋ฆฌ ๋ฐ ์ž‘์—…๋ณต ์ œ๊ณต๊ณผ ํ›ˆ๋ จ์ด ๊ถŒ์žฅ๋œ๋‹ค. HEPA-ํ•„ํ„ฐ๋ง๋œ ์ง„๊ณต ๋ฐ ์Šต์‹ ์ •ํ™”๊ธฐ์ˆ ์„ ์‚ฌ์šฉํ•˜์—ฌ ์œ ์ถœ์„ ์ œ๊ฑฐํ•˜๋Š” ๋ฐฉ๋ฒ•์ด ํฌํ•จ๋  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ๋…ธ์ถœ ํ›„ ์†์„ ์”ป๋„๋ก ํ•˜๊ณ , ๋…ธ๋™์ž๊ฐ€ ์ ์ ˆํ•œ SDS(Safety Data Sheets)๋ฅผ ๋ณผ ์ˆ˜ ์žˆ๋„๋ก ์œ„ํ—˜ ํ‘œ์‹œํ•˜๊ณ  ๊ต์œก์„ ์‹ค์‹œํ•œ๋‹ค. ๋…ธ๋™์ž๋Š” ๋ˆˆ/ํ”ผ๋ถ€ ๋ฌธ์ œ, ๊ธฐ์นจ, ํ˜ธํก ๊ณค๋ž€ ๋˜๋Š” ์ฒœ๋ช…์Œ ๋“ฑ์„ ์ฆ‰์‹œ ๋ณด๊ณ ํ•˜๋„๋ก ํ›ˆ๋ จ ๋ฐ›์•„์•ผ ํ•œ๋‹ค. ๋ชจ๋‹ˆํ„ฐ๋ง ๋ฐ ์œ ํ•ด์„ฑ ํ‰๊ฐ€์— ๋”ฐ๋ฅด๋ฉด ๋…ธ๋™์ž๋Š” ์ ์ ˆํ•œ ๋งž์ถคํ˜• ํ˜ธํก๋ณดํ˜ธ๊ตฌ ์ฐฉ์šฉ์„ ์š”๊ตฌํ•  ์ˆ˜ ์žˆ๋‹ค. ๋˜ํ•œ ๊ฒฐ๊ณผ์— ๋”ฐ๋ผ ๋ˆˆ, ์–ผ๊ตด ๋ฐ ํ”ผ๋ถ€ ๋ณดํ˜ธ๋ฅผ ๊ณ ๋ คํ•ด์•ผ ํ•œ๋‹ค. ๋…ธ์ถœ ์ „์— ์„ค๋ฌธ์ง€์™€ ํ˜ธํก ๊ฒ€์‚ฌ(์˜ˆ : ํํ™œ๋Ÿ‰ ์ธก์ •)๋ฅผ ๋ชจ๋‘ ํฌํ•จํ•ด์•ผ ํ•˜๋ฉฐ ์ดํ›„ ์ •๊ธฐ์ ์œผ๋กœ diacetyl, 2,3-ํŽœํƒ„๋””์˜จ ๋˜๋Š” ๊ด€๋ จ ํ–ฅ๋ฃŒ์˜ ๋…ธ์ถœ ์œ„ํ—˜์ด ์žˆ๋Š” ๋ชจ๋“  ๋…ธ๋™์ž๋ฅผ ํฌํ•จํ•ด์•ผ ํ•œ๋‹ค. ๋ˆˆ์€ ๋””์•„์„ธํ‹ธ ๋˜๋Š” 2,3-ํŽœํƒ„๋””์˜จ ๋˜๋Š” ๊ด€๋ จ ํ–ฅ๋ฃŒ์™€์˜ ์–ด๋– ํ•œ ์ ‘์ด‰์œผ๋กœ๋ถ€ํ„ฐ๋„ ๋ณดํ˜ธ๋˜์–ด์•ผ ํ•œ๋‹ค. ์‚ฌ์—…์ฃผ๋Š” ์ „๋ฉด ํ˜ธํก ๋ณดํ˜ธ๊ตฌ, ํ›„๋“œ ๋˜๋Š” ํ—ฌ๋ฉง์„ ๊ณ ๋ คํ•ด์•ผ ํ•œ๋‹ค. ๋ฏธ๊ตญ๊ตญ๋ฆฝํ‘œ์ค€ํ˜‘ํšŒ(American National Standards Institute,

โ€ข Direct workers to perfume ingredients using materials that are potentially exposed to the skin or eyes to use chemical resistant gloves and eye protection.

โ€ข When gloves, face shields and other PPE are used, require all exposed workers to wash hands and face before eating, drinking or smoking.

โ€ข Monitor each process to determine precisely the 8-hour weighted average and short-term exposure levels of diacetyl and 2,3-pentanedione in the atmosphere where employers may be exposed. Respiratory protection when potential exposure to diacetyl or 2,3-pentanedione is present.

โ€ข If respiratory protection is used, establish a respiratory protection program that meets the requirements for a non-reusable standard.

โ€ข The provisions of this program include worker decisions that require ventilator use, selection procedures, medical evaluation, compliance testing, training, use, and a ventilator. For respiratory protection against diacetyl and 2,3-pentanedione, consider using an air-purifying respirator or an air respirator with an electric fan, a respirator, a helmet, or a loose facepiece. Especially when workers are expected to wear respirators for a long time. Use NIOSH-certified air-purifying respirators with organic vapor and at least P100 cartridge or canister.

Table 9. Recommended protective equipment for the coffee roasting process

138 ์ž„๊ฒฝํƒ

www.kiha.kr Journal of Korean Society of Occupational and Environmental Hygiene, 2019: 29(2): 119-140

ANSI) ๋“ฑ ๊ด€๋ จ ๊ธฐ์ค€์„ ์ถฉ์กฑํ•˜๋Š” ๊ธด๋ฐ€์„ฑ ๋งž์ถค ๊ณ ๊ธ€์„ ๊ถŒ์žฅํ•˜๋ฉฐ, ํ”ผ๋ถ€ ์ ‘์ด‰์˜ ์œ„ํ—˜์„ ์ค„์ด๋ ค๋ฉด ๋ณดํ˜ธ ์ž‘์—…๋ณต, ์‹คํ—˜๋ณต, ์•ž์น˜๋งˆ, ์žฅ๊ฐ‘์„ ๊ณ ๋ คํ•ด์•ผ ํ•œ๋‹ค. ๋˜ํ•œ ์†(์˜ˆ : ๋ถ€ํ‹ธ, ๋‹ˆํŠธ๋ฆด)์„ ๋ณดํ˜ธํ•˜๊ธฐ ์œ„ํ•ด ๋‚ดํ™”ํ•™์„ฑ ์žฅ๊ฐ‘์„ ์ฐฉ์šฉํ•ด์•ผ ํ•œ๋‹ค.

์‚ฌ์—…์ฃผ๊ฐ€ ํ•  ์ˆ˜ ์žˆ๋Š” ๊ฒƒ์€, ์ง์›์ด ์ž‘์—…์žฅ์—์„œ ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ๋Š” ์œ„ํ—˜(์˜ˆ : ๋””์•„์„ธํ‹ธ, 2,3-ํŽœํƒ„๋””์˜จ, ์ผ์‚ฐํ™”ํƒ„์†Œ, ์ด์‚ฐํ™”ํƒ„์†Œ, ์ƒ๋‘ ๋ฐ ์›๋‘ ๋ถ„์ง„)๊ณผ ์ž์‹ ์„ ๋ณดํ˜ธํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์ดํ•ดํ•˜๋„๋ก ํ•˜๋Š” ๊ฒƒ์œผ๋กœ, ์ƒ์‚ฐ ํ™œ๋™ ์ค‘์— ํ•ญ์ƒ ์ƒ์‚ฐ ๊ณต๊ฐ„์—์„œ ๋ฐฐ๊ธฐ ํŒฌ๊ณผ ๋ณด์ถฉ ๊ณต๊ธฐ ์‹œ์Šคํ…œ์˜ ์ง€์†์ ์ธ ์ž‘๋™์„ ๋ณด์žฅํ•˜๊ณ , ๋‚ ์”จ๊ฐ€ ์ข‹์œผ๋ฉด ๋ณถ์€ ์ปคํ”ผ์ฝฉ์„ ๋กœ์ŠคํŒ…, ๋ถ„์‡„ ๋ฐ ํฌ์žฅํ•˜๋Š” ๋™์•ˆ ์ถœ์ž…๋ฌธ๊ณผ ์™ธ๋ถ€ ์ฐฝ์„ ์—ด ์ˆ˜ ์žˆ๋„๋ก ํ•ด์•ผ ํ•œ๋‹ค. ๋กœ์Šคํ„ฐ์˜ ๋ฐฐ๊ธฐ๊ฐ€์Šค๋ฅผ ์ฃผ๊ธฐ์ ์œผ๋กœ ์ฒญ์†Œํ•˜๊ธฐ ์œ„ํ•œ ์ œ์กฐ์—…์ฒด์˜ ์ง€์นจ์„ ๋”ฐ๋ฅด๊ณ , ๊ฐ€๋Šฅํ•  ๋•Œ๋งˆ๋‹ค ๋ณถ์€ ์›๋‘์˜ ์›€์ง์ž„์„ ์ž๋™ํ™”ํ•˜์—ฌ ์ˆ˜์ž‘์—…์„ ์ตœ์†Œํ™”ํ•œ๋‹ค. ์ง์›์ด ์›๋‘๋ฅผ ๋ณถ๋Š” ํ†ต์— ๋จธ๋ฆฌ๋ฅผ ๋†“์•„์•ผํ•˜๋Š” ์ƒ์‚ฐ ์ž‘์—…์„ ์ตœ์†Œํ™”ํ•˜๊ณ , ๋ณถ์€ ์›๋‘๋ฅผ ์†์œผ๋กœ ์„ž์„ ์ˆ˜ ์žˆ๋Š” ๋Œ€์ฒด ๋ฐฉ๋ฒ•์„ ์ œ๊ณตํ•ด์•ผ ํ•œ๋‹ค. ํ™˜๊ธฐ ์ „๋ฌธ๊ฐ€์™€ ํ˜‘๋ ฅํ•˜์—ฌ ๊ตญ์†Œ ๋ฐ ์ „์ฒด ํ™˜๊ธฐ ์ง€์นจ์„ ์ค€์ˆ˜ํ•  ์ˆ˜ ์žˆ๋„๋ก ์ ์ ˆํ•œ ์ˆ˜์ค€์˜ ์‹ค์™ธ ๊ณต๊ธฐ๋ฅผ ์นดํŽ˜ ๋‚ด๋ถ€์— ๋„ฃ์–ด ์ฃผ๋ฉฐ, ์ด๊ฒƒ์€ ๋˜ํ•œ ๊ณต๊ธฐ ์ค‘์˜ ์•ŒํŒŒ-๋””์ผ€ํ†ค ๋†๋„๋ฅผ ๊ฐ์†Œ์‹œํ‚ค๊ธฐ ์œ„ํ•จ์ด๋‹ค. ๊ถŒ์žฅํ•˜๋Š” ๋…ธ์ถœํ•œ๋„ ์ดํ•˜๋กœ ์•ŒํŒŒ ๋””์ผ€ํ†ค ๋…ธ์ถœ์„ ๊ฐ์†Œ์‹œํ‚ค๋Š” ๋ฐ ํšจ๊ณผ๊ฐ€ ์žˆ์Œ์„ ํ™•์ธํ•˜๊ธฐ ์œ„ํ•ด ํ›„์† ๊ฐœ์ธ ๊ณต๊ธฐ ์ƒ˜ํ”Œ๋ง์„ ์‹ค์‹œํ•˜๋ฉฐ, ์•…ํ™”๋˜๊ฑฐ๋‚˜ ์ง„ํ–‰ ์ค‘์ธ ํ˜ธํก๊ธฐ ์ฆ์ƒ์„ ์ž์‹ ์˜ ๊ฐœ์ธ ๊ฑด๊ฐ•๊ด€๋ฆฌ ๋‹ด๋‹น์ž ๋ฐ ์ง์žฅ์˜ ์ง€์ •๋œ ๋‹ด๋‹น์ž์—๊ฒŒ ๋ณด๊ณ ํ•˜๋„๋ก ๊ถŒ์žฅํ•ด์•ผ ํ•œ๋‹ค. ๋…ธ๋™์ž๊ฐ€ ์ž‘์—…์žฅ์—์„œ ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ๋Š” ์œ„ํ—˜(์˜ˆ : ๋””์•„์„ธํ‹ธ, 2,3-ํŽœํƒ„๋””์˜จ, ์ผ์‚ฐํ™”ํƒ„์†Œ, ์ด์‚ฐํ™”ํƒ„์†Œ, ์ƒ๋‘ ๋ฐ ์›๋‘ ๋ถ„์ง„)๊ณผ ์ž์‹ ์„ ๋ณดํ˜ธํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์ดํ•ดํ•˜๋„๋ก ํ•˜๊ณ , ์ƒ์‚ฐ ํ™œ๋™ ์ค‘์—๋Š” ์˜ฅ์ƒ ์—์–ด ํ•ธ๋“ค๋ง ์žฅ์น˜๋ฅผ ํ•ญ์ƒ ์ž‘๋™์‹œํ‚ค๊ณ , ์ƒ์‚ฐ ๊ณต๊ฐ„๊ณผ ์นดํŽ˜ ๋ฐ ๋ฆฌ์…‰์…˜ ๊ณต๊ฐ„ ์‚ฌ์ด์˜ ๋‘ ๋ฌธ์—(๋ฐ”๋‹ฅ ์ฒญ์†Œ๋ฅผ ํฌํ•จํ•˜์—ฌ) ๋งˆ๊ฐœ๋ฅผ ์„ค์น˜ํ•ด์•ผ ํ•œ๋‹ค. ์ƒ์‚ฐ๋Ÿ‰์˜ ์ฆ๊ฐ€, ํ˜„์žฌ์˜ ์ž‘์—… ์Šต๊ด€์— ๋Œ€ํ•œ ์ˆ˜์ • ๋ฐ/๋˜๋Š” ๋ณ€ํ™”๊ฐ€ ๋ฐœ์ƒํ•˜๋ฉด ์ˆ˜์ •์„ ํ†ตํ•ด NIOSH REL์„ ์ดˆ๊ณผํ•˜๋Š” ์•ŒํŒŒ-๋””์ผ€ํ†ค ๋…ธ์ถœ์ด ๋ฐœ์ƒํ•˜์ง€ ์•Š์•˜๋Š”์ง€ ํ™•์ธํ•˜๊ธฐ ์œ„ํ•ด ๊ณต๊ธฐ ์ƒ˜ํ”Œ๋ง์„ ์ถ”๊ฐ€๋กœ ์‹ค์‹œํ•˜๊ณ , ํ•„์š”ํ•œ ๊ฒฝ์šฐ ์ถ”๊ฐ€ ๊ณตํ•™ ์ œ์–ด์žฅ์น˜๋ฅผ ์„ค์น˜ํ•œ๋‹ค. ์ƒ๋‘ ๋ฐ ์›๋‘ ์™•๊ฒจ๊ฐ€ ๋ฐœ์ƒ๋˜๋Š” ์ž‘์—…์žฅ์—์„œ๋Š” N95 ์ผํšŒ์šฉ ์—ฌ๊ณผ ์ „๋ฉด ํ˜ธํก๊ธฐ๋ฅผ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋„๋ก ํ•ด์•ผ ํ•œ๋‹ค.

๋…ธ๋™์ž๋“ค์ด ํ•  ์ˆ˜ ์žˆ๋Š” ๊ฒƒ์€, ์ง€์†์ ์ด๊ฑฐ๋‚˜, ์•…ํ™”๋˜๋Š” ํ˜ธํก๊ธฐ ์ฆ์ƒ์„ ๋ณด๊ณ ํ•˜๊ณ , ์‚ฌ์—…์ฃผ๊ฐ€ ์ œ๊ณตํ•œ ๊ฐœ์ธ ๊ณต๊ธฐ ์ƒ˜ํ”Œ๋ง์— ์ฐธ์—ฌ, ๊ฐœ์ธ ๊ฑด๊ฐ• ์ฆ์ƒ์„ ๋ณด๊ณ ํ•ด์•ผ ํ•œ๋‹ค. ์ƒ์‚ฐ ํ™œ๋™ ์ค‘์—๋Š” ํ•ญ์ƒ ๋ฐฐ๊ธฐํŒฌ์„ ์ž‘๋™ํ•˜๊ณ , ๋‚ ์”จ๊ฐ€ ์ข‹์œผ๋ฉด ๋ณถ์€ ์›๋‘๋ฅผ ๋กœ์ŠคํŒ…, ๋ถ„์‡„ ๋ฐ ํฌ์žฅํ•˜๋Š” ๋™์•ˆ ์ถœ์ž…๋ฌธ๊ณผ ์™ธ๋ถ€

์ฐฝ์„ ์—ด๋ฉฐ, ๊ฐ€๋Šฅํ•œ ํ•œ ๋ณถ์€ ์›๋‘์˜ ์ €์žฅํ†ต ์•ˆ์— ๋จธ๋ฆฌ๋ฅผ ๋‘์ง€ ๋ง์•„์•ผ ํ•œ๋‹ค. ๋ณถ์€ ์›๋‘๋ฅผ ์†์œผ๋กœ ํ˜ผํ•ฉํ•˜๋Š” ๋ฐฉ๋ฒ•์— ๋Œ€ํ•ด์„œ๋Š” ์‚ฌ์—…์ฃผ์˜ ์ง€์นจ์„ ๋”ฐ๋ฅด๋ฉฐ, ์‚ฌ์—…์ฃผ๊ฐ€ ์ง€์‹œํ•œ ๋Œ€๋กœ ๋ชจ๋“  ๋ฐฐ๊ธฐ์žฅ์น˜๋ฅผ ์‚ฌ์šฉํ•ด์•ผ ํ•œ๋‹ค.

๊ฐ์‚ฌ์˜ ๊ธ€

๋ณธ ๋…ผ๋ฌธ์€ 2018๋…„๋„ ์•ˆ์ „๋ณด๊ฑด๊ณต๋‹จ ์‚ฐ์—…์•ˆ์ „๋ณด๊ฑด์—ฐ๊ตฌ์› ์ž์ฒด์—ฐ๊ตฌ๊ณผ์ œ์˜ ์ˆ˜ํ–‰ ๊ฒฐ๊ณผ๋ณด๊ณ ์„œ์—์„œ ๋ฐœ์ทŒํ•˜์—ฌ ์ •๋ฆฌ๋œ ๋‚ด์šฉ์ž„์„ ๋ฐํž™๋‹ˆ๋‹ค.

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