lab safety: whmis and hhps
DESCRIPTION
LAB SAFETY: WHMIS AND HHPS. VIDEO: http://www.youtube.com/watch?v=hv9imJzZWrY http://www.youtube.com/watch?v=cr7roogzM8c Lab Safety Video. “ What Safety Errors Are Being Made? ”. Overview for Today. WHMIS HHPS. WHMIS stands for:. W orkplace H azardous M aterials I nformation S ystem. - PowerPoint PPT PresentationTRANSCRIPT
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LAB SAFETY: WHMIS AND HHPS
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VIDEO:VIDEO:
http://www.youtube.com/watch?v=hv9imJzZWrY
http://www.youtube.com/watch?v=cr7roogzM8c
Lab Safety Video
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““What Safety What Safety Errors Are Being Errors Are Being
Made?” Made?”
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• WHMIS
• HHPS
Overview for Today
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WHMIS stands for:WorkplaceHazardousMaterialsInformationSystem
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WHMIS SYMBOLS
• WHMIS symbols were developed to standardize the labeling of dangerous materials used in all workplaces, including schools
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COMPRESSED GAS• product held under pressure
• do NOT puncture or store it near a heat source
• examples:- propane canisters- oxygen tanks- helium tanks
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FLAMMABLE/COMBUSTIBLE MATERIAL
• products that will burn or catch fire easily
• keep away from flames
• examples:- acetone- magnesium- sodium
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OXIDIZING MATERIAL
• products that promote the combustion (burning) of another material
• examples:- hydrogen peroxide- potassium permanganate
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POISONOUS MATERIALS CAUSING OTHER TOXIC EFFECTS
• products whose health effects generally appear over time following one or several exposures
• examples:– Asbestos– Lead– mercury
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POISONOUS MATERIALS CAUSING IMMEDIATE SERIOUS TOXIC EFFECTS
• products that can cause harmful health effects, including death
• examples:– carbon monoxide– chlorine gas
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BIOHAZARDOUS INFECTIOUS MATERIAL
• living organisms or their toxins can cause diseases in people or animals
• examples:- medical waste- sewage- decaying matter
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CORROSIVE MATERIALS
• products that can corrode metal surfaces or cause burns to skin
• examples:- bleach- toilet bowl cleaners- sulphuric Acid
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DANGEROUSLY REACTIVE MATERIALS
• products that can be health or safety hazards under certain conditions (high temperature, reaction with water or air)
• examples:- hydrogen cyanide- TNT
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HHP symbols• HHPS stands for
– Hazardous– Household– Product– Symbols
• found on virtually all potentially dangerous household products
• indicates both the type of danger and the degree of risk
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HHP SYMBOLS
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Hazardous Household Product Symbols
CORROSIVE
Eats or wears away other materials.
EXPLOSIVE
Explodes or gives off deadly vapours.
FLAMMABLE
Ignites if exposed to
heat or sparks.
POISONOUS
May cause sickness or death
if swallowed.