Make Safety YOUR Priority!TM
WHMIS is the "Workplace Hazardous Material Information System"
Class D, Division 1: Poisonous & Infectious Materials - Immediate and Serious Toxic Effects
This division includes materials causing immediate and serious toxic effects. These materials can cause the death of a person exposed to small amounts.
Class D, Division 1 materials:
are a potentially fatal poisonous substance;
may cause permanent damage if inhaled or swallowed or if they enter the body through skin contact;
may burn eyes or skin upon contact.
When handling Class D, Division 1 materials you should:
handle the material with extreme caution;
avoid contact with the skin or eyes by wearing the proper protective equipment, including eye, face, and hand protection and protective clothing;
avoid inhaling by working in well-ventilated areas and/or wearing respiratory equipment;
wash and shower thoroughly after using;
store the containers in designated areas..
Examples: sodium cyanide, hydrogen sulphide.
Complete list of WHMIS Symbols: