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SESK: Stuff Everyone Should Know · sesk.info/weld-cadmium-ventilation

Indoors or in a confined space, welding cadmium-coated metal must be done with what?

Local exhaust ventilation or airline respirators.

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  1. A standard dust mask
  2. General ventilation only
  3. Local exhaust or airline respirators ✔

Why: Cadmium fumes are very toxic. OSHA requires local exhaust ventilation or airline respirators unless exposure tests show levels are within limits.

Huh, didn't know that: For beryllium OSHA is stricter: local exhaust ventilation and airline respirators, indoors, outdoors or in confined spaces.

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References

Answer: Local exhaust or airline respirators. Cadmium fumes are very toxic. OSHA requires local exhaust ventilation or airline respirators unless exposure tests show levels are within limits.

  1. OSHA 29 CFR 1910.252 General requirements, welding, cutting and brazing www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.252
    involving cadmium-bearing or cadmium-coated base metals must be done using local exhaust ventilation or airline respirators
    Checked 2026-10-10.

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