What does APR stand for in the context of respirators?

In the context of respirators, APR stands for Air-Purifying Respirator. This type of respirator is designed to filter out contaminants from the air that the wearer is breathing. Air-purifying respirators provide protection against specific airborne hazards by using filters, cartridges, or canisters to remove hazardous substances, including gases, vapors, and particulate matter from the inhaled air.

Understanding the importance of air-purifying respirators is crucial for safety in environments where harmful air contaminants may be present. They are commonly used in various industries and during emergency response situations, such as in the case of hazardous material incidents, ensuring that personnel can perform their duties while minimizing the risk of inhaling toxic or harmful substances.