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WELDING, CUTTING, AND BRAZING

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General Requirements - Health Protections and Ventilation

Regardless of the precautionary measures taken, some materials require special ventilation because they are particularly hazardous. Mechanical ventilation and other specific control measures are required when welding or cutting is done with the following materials:
  • Fluorine compounds
  • Zinc
  • Lead
  • Beryllium
  • Cadmium
  • Mercury
  • Cleaning compounds
  • Stainless steel.

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