1. LAB SAFETY: WHMIS AND HHPS

2. VIDEO: http://www.youtube.com/watch?v=hv9imJzZWrY
Lab Safety Video

3. “What Safety Errors Are Being Made?”

4. Overview for Today
WHMIS
HHPS

5. WHMIS stands for:
Workplace Hazardous Materials Information System

6. WHMIS SYMBOLS
WHMIS symbols were developed to standardize the labeling of dangerous materials used in all workplaces, including schools

7. COMPRESSED GAS product held under pressure
do NOT puncture or store it near a heat source
examples:
propane canisters
oxygen tanks
helium tanks

8. FLAMMABLE/COMBUSTIBLE MATERIAL
products that will burn or catch fire easily
keep away from flames
examples:
acetone
magnesium
sodium

9. OXIDIZING MATERIAL
products that promote the combustion (burning) of another material
examples:
hydrogen peroxide
potassium permanganate

10. POISONOUS MATERIALS CAUSING OTHER TOXIC EFFECTS
products whose health effects generally appear over time following one or several exposures
examples:
Asbestos
Lead
mercury

11. POISONOUS MATERIALS CAUSING IMMEDIATE SERIOUS TOXIC EFFECTS
products that can cause harmful health effects, including death
examples:
carbon monoxide
chlorine gas

12. BIOHAZARDOUS INFECTIOUS MATERIAL
living organisms or their toxins can cause diseases in people or animals
examples:
medical waste
sewage
decaying matter

13. CORROSIVE MATERIALS
products that can corrode metal surfaces or cause burns to skin
examples:
bleach
toilet bowl cleaners
sulphuric Acid

14. 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

15. 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

16. HHP SYMBOLS

17. Hazardous Household Product Symbols
EXPLOSIVE
Explodes or gives off deadly vapours.
CORROSIVE
Eats or wears away other materials.
FLAMMABLE
Ignites if exposed to heat or sparks.
POISONOUS
May cause sickness or death if swallowed.