div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: srswatchorg · 2019-08-16 · WIPPs ventilation system automatically switched to high-efficiency particulate air HEPA filtration mode when airborne radiation was detected underground src=https:reader034vdocumentinreader034viewer20220422005e9f65a8b54c7734aa6e6d94html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: srswatchorg · 2019-08-16 · WIPPs ventilation system automatically switched to high-efficiency particulate air HEPA filtration mode when airborne radiation was detected underground src=https:reader034vdocumentinreader034viewer20220422005e9f65a8b54c7734aa6e6d94html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: srswatchorg · 2019-08-16 · WIPPs ventilation system automatically switched to high-efficiency particulate air HEPA filtration mode when airborne radiation was detected underground src=https:reader034vdocumentinreader034viewer20220422005e9f65a8b54c7734aa6e6d94html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: srswatchorg · 2019-08-16 · WIPPs ventilation system automatically switched to high-efficiency particulate air HEPA filtration mode when airborne radiation was detected underground src=https:reader034vdocumentinreader034viewer20220422005e9f65a8b54c7734aa6e6d94html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: srswatchorg · 2019-08-16 · WIPPs ventilation system automatically switched to high-efficiency particulate air HEPA filtration mode when airborne radiation was detected underground 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switched to high-efficiency particulate air HEPA filtration mode when airborne radiation was detected underground src=https:reader034vdocumentinreader034viewer20220422005e9f65a8b54c7734aa6e6d94html5thumbnails10jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 11button div class=ts-image amp-img class=ts-thumb alt=Page 11: srswatchorg · 2019-08-16 · WIPPs ventilation system automatically switched to high-efficiency particulate air HEPA filtration mode when airborne radiation was detected underground src=https:reader034vdocumentinreader034viewer20220422005e9f65a8b54c7734aa6e6d94html5thumbnails11jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 12button div class=ts-image amp-img class=ts-thumb alt=Page 12: srswatchorg · 2019-08-16 · WIPPs ventilation system automatically switched to high-efficiency particulate air HEPA filtration mode when airborne radiation was detected underground 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