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  1. CCOHS: Hydrogen Sulfide

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

  2. CHEMINFO: Hydrogen sulfide - CCOHS

    Inhalation: Hydrogen sulfide (H2S) is a very toxic gas at normal temperatures. It poses a very serious inhalation hazard. There is a large amount of information on human exposures. However, in most …

  3. CCOHS: Occupational Hygiene - Occupational Exposure Limits

    Aug 28, 2025 · What is occupational hygiene? The occupational hygiene is the branch of occupational health and safety which focuses on the prevention of the occupational diseases.

  4. What Personal Protective Equipment (PPE) is needed when working with hydrogen sulfide? What are other names or identifying information for hydrogen sulfide? CAS Registry No.: 7783-06-4 Other …

  5. CCOHS: Respirators - Respirator Selection

    Aug 28, 2025 · When should a respirator be used? Workers should use respirators for protection from contaminants in the air if other hazard control methods are not practical or possible under the …

  6. Exposure Limits to Chemical and Biological Agents

    The following are the references to the provincial and federal legislation where you would find the occupational exposure limits for the different jurisdictions in Canada. Since legislation is amended …

  7. Converting Occupational Exposure Limits from mg/m³ to ppm

    When can I convert mg/m3 to ppm? Occupational exposure limits (OELs, threshold limit values (TLVs), permissible exposure levels (PELs), etc.

  8. What is occupational hygiene? The occupational hygiene is the branch of occupational health and safety which focuses on the prevention of the occupational diseases. The exposure to health hazards can …

  9. CCOHS: Battery Charging - Industrial Lead-Acid Batteries

    Aug 28, 2025 · Why is it important to follow safety procedures when charging batteries? The use, handling and charging of batteries in the workplace can be hazardous.

  10. CCOHS: Work-related Musculoskeletal Disorders (WMSDs)

    Aug 28, 2025 · What are work-related musculoskeletal disorders (WMSDs)? Work-related musculoskeletal disorders (WMSDs) are a group of painful disorders of muscles, tendons, and nerves.