The Workplace Hazardous Materials Information System (WHMIS) is a Canada-wide system designed to give employers and workers information about hazardous materials used in the workplace.

• The Workplace Hazardous Materials Information System (WHMIS) is a Canada-wide system designed to give employers and workers information about hazardous materials used in the workplace.

• 3 ways information on hazardous materials is provided:

• labels on the containers of hazardous materials;
• material safety data sheets to supplement the label with detailed hazard and precautionary information; and
• worker education programs.