To prevent exposure to a toxic material, control measures are used. ... Well-designed and well-maintained ventilation systems remove toxic vapours, fumes, mists or airborne dusts from the workplace before workers are exposed. Removing the contaminated air reduces the hazard of toxic materials
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To prevent exposure to a toxic material, control measures are used. ... Well-designed and well-maintained ventilation systems remove toxic vapours, fumes, mists or airborne dusts from the workplace before workers are exposed. Removing the contaminated air reduces the hazard of toxic materials