DATE:
NAME:
Science 9
Lab Safety
CLASS:
WHMIS
Info
WHMIS
Complete the following worksheet to review your understanding of WHMIS.
1. What does WHMIS stand for? _____________________________________________________
2. Complete the chart below identifying the symbol, the danger and some examples.
Symbol
Name
Hazard
Examples
Compressed Gas
Could explode if
punctured/heated
(under pressure)
Hair Spray
Spray Paint
Fire Extinguishers
Flammable & Combustible
Material
Can burn/catch on fire easily
Propane
Lighter Fluid
Oxidizing Material
Produces lots of oxygen
(will add to flames)
Nitrates
Peroxides
Poisonous & Infectious
Material Causing Immediate &
Serious Effects
Causes rapid injury or death
Acids
Bleaches
Paint (Thinners)
Poisonous & Infectious
Material Causing Other Toxic
Effects
Can inflame eyes, irritate
skin, damages health over
long periods of time
(not immediate)
Lead
Formaldehyde
Biohazardous Infectious
Material
Spread of diseases
(live organism)
Blood Samples
Outbreaks
Corrosive Material
Damages skin upon contact
Battery Acid
Cleaning Supplies
Dangerously Reactive Material
Makes immediate chemical
changes (reacts or exposed)
(very unstable)
Sodium Cyanide
Ethylene Oxide