SC Pressure And Process Piping Practice Questions - South Carolina Pressure And Process Piping Contractor Examination Exam

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Welding or grinding stainless-steel process pipe creates which OSHA-regulated airborne hazard that requires ventilation or respiratory protection?

Elemental mercury vapor from the chromium Hexavalent chromium (Cr(VI)), regulated under 29 CFR 1926.1126 Pure argon asphyxiation from the base metal itself Silica from the nickel content

Correct Answer:

Hexavalent chromium (Cr(VI)), regulated under 29 CFR 1926.1126

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