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  1. CCOHS: WHMIS 1988 - Classification

    Aug 28, 2025 · What are WHMIS classes or classifications? WHMIS (Workplace Hazardous Materials Information System) uses classifications to group chemicals with similar properties or hazards.

  2. CCOHS: How to Work Safely with - Hazardous Products using the

    Oct 20, 2017 · Oxidizing solids, liquids or gases readily release oxygen or another oxidizing substance (such as bromine, chlorine, or fluorine). Therefore, these products pose a severe fire hazard.

  3. CCOHS: Transportation of Dangerous Goods (TDG) - 9 Classes

    Feb 15, 2021 · What is the purpose of the TDG Act and Regulations? The purpose of the Transportation of Dangerous Goods (TDG) Act and Regulations is to promote public safety when dangerous goods …

  4. CCOHS: Storage Safety Cabinets for Hazardous Chemicals

    Feb 15, 2023 · What are storage safety cabinets, and what is their purpose? Storage safety cabinets are cabinets used to store hazardous chemicals such as acids, bases, oxidizers, flammable, and other …

  5. Transportation of Dangerous Goods (TDG) - Classification (Road)

    Aug 28, 2025 · What is a classification? Classification is defined in Part 1 of the TDG Regulations as: “classification means, for dangerous goods, as applicable, the shipping name, the primary class, the …

  6. Welding - Storage and Handling of Compressed Gas Cylinders

    Aug 28, 2025 · When are cylinders considered to be in storage? Storage requirements must be followed when compressed gas cylinders are considered to be "in storage.

  7. CCOHS: Hydrogen Sulfide

    Aug 28, 2025 · What are other names or identifying information for hydrogen sulfide? CAS Registry No.

  8. CCOHS: Chlorine

    Aug 28, 2025 · Oxidizing gases - Category 1 Acute toxicity - inhalation - Category 2 Skin corrosion/irritation - Category 1 Serious eye damage/eye irritation - Category 1 The signal word is …

  9. CCOHS: WHMIS - Glossary - N-Z

    Aug 28, 2025 · Oxidizing gases, Oxidizing liquids, Oxidizing solids – hazardous products classified in these hazard classes may cause or intensify a fire, or cause a fire or explosion.

  10. Others may have two categories (e.g., carcinogenicity (cancer)) or three categories (e.g., oxidizing liquids). There are a few hazard classes with five or more categories (e.g., organic peroxides). The …