2015 WHMIS Symbols

compressed gas

gases under pressure

flammable

fire hazards

oxidizer

oxidizing hazards

acute toxicity (fatal or toxic)

can cause death/toxicity

health hazard

can (potentially) cause serious health effects

Acute toxity (harmful)

irritation to skin, eyes, etc.

corrosive

corrodes stuff (metal, organs, etc.)

explosive

explosive/reactive substances

biohazardous infectious material

organisms/toxins that can causes illnesses

environmental hazard

damages the environment

Toxic

cause slower effects to the body

Dangerously reactive

Certain chemicals when mixed, undergo vigorous reactions
and can produce harmful side effects.

WHMIS

Workplace Hazardous Materials Information System