What is the full form of PAPR?

The full form of PAPR is Powered Air Purifying Respirator. This term describes a type of respiratory protection that utilizes a battery-powered blower to pass ambient air through a filter before delivering it to the breathing zone of the wearer. PAPRs are particularly beneficial in environments where air contaminants are present, providing a higher level of protection and comfort compared to other types of respiratory devices.

The significance of this choice lies in its application in various industries, particularly those involving hazardous materials or microbial remediation, where adequate respiratory protection is crucial. A PAPR can help protect workers from airborne contaminants while allowing for greater mobility and comfort, as it reduces the physical effort required to breathe through a conventional filtered mask.

Other options provide variations on terminology that do not represent the established definition of PAPR. Only the correct answer accurately reflects the function and designation of this specific type of respirator.