Filtering out Confusion: Frequently Asked Questions about Respiratory Protection Fit Testing (NIOSH)
Over 3 million United States employees, in approximately 1.3 million workplaces, are required to wear respiratory protection. The Occupational Safety and Health Administration (OSHA) (29 CFR 1910.134) requires an annual respirator fit test to confirm the fit of any respirator that forms a tight seal on the wearer’s face before it is used in the…...