Red Seal Drywall Finisher & Plasterer Practice Questions - Red Seal Drywall Finisher And Plasterer Exam

What is the primary respiratory hazard associated with sanding dried drywall joint compound?

Carbon monoxide Respirable crystalline silica and fine gypsum dust Asbestos fibres Isocyanate vapours

Correct Answer:

Respirable crystalline silica and fine gypsum dust

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