Millions of workers are required to wear respirators in various workplaces throughout the United States. Respirators protect workers against insufficient oxygen environments, harmful dusts, fogs, ...

These hazards include particulates, vapors, gases, mists, dust, and fumes. Engineering controls (e.g., enclosure or confinement of the operation, general or local ventilation, and product substitution ...

This course covers the requirements for the establishment, maintenance, and monitoring of a respiratory protection program. Course topics include terminology, OSHA Respiratory Protection Standards, ...