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WHMIS is the "Workplace Hazardous Material Information System"

Class D, Division 3: Poisonous & Infectious Materials - Biohazardous infectious material

This division includes materials which contain harmful microorganisms.

Class D, Division 3 materials:

  • may cause a serious disease resulting in illness or death.

    When handling Class D, Division 3 materials you should:

  • take every measure to avoid contamination;
  • handle the material only when fully protected by the proper, designated equipment;
  • handle the material in designated areas where engineering controls are in place to prevent exposure.

    Examples: cultures or diagnostic specimens containing salmonella bacteria or the hepatitis B virus.

  • Complete list of WHMIS Symbols:
    Class A Class B Class C Class D, Division 1 Class D, Division 2 Class D, Division 3 Class E Class F
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