Workplace Hazardous Materials Information System

Symbols + Hazard Categories

WHMIS has a set of hazard categories and pictograms and symbols. Refer to the Canadian Centre for Occupational Health and Safety (CCOHS) WHMIS 2015 - Pictograms fact sheet to learn more.

WHMIS Symbols

Labeling Requirements

WHMIS labeling

Safety Data Sheets

Safety data sheets (SDSs) replace material safety data sheets (MSDSs) and include more information. Refer to the SDS information document  for details.