Respiratory hazards affect workers all across the country in many different industries. It might surprise you to learn that an estimated five million U.S. workers are required to wear respirators throughout 1.3 million workplaces. Different types of respirators offer protection from different hazards that can lead to health issues like asthma or even cancer. In this course, we'll go over the various types of respirators and the hazards they protect against. We'll also talk about some cautions, limitations, and restrictions associated with devices.