air-purifying respirator


Also found in: Dictionary, Thesaurus, Encyclopedia.

air-pur·i·fy·ing res·pi·ra·tor

(ār-pyūr'i-fī-ing res'pir-ā-tŏr)
An air-filtering respirator using filters designed to remove a specific substance from ambient air.

air-purifying respirator

A face mask covering the mouth and nose that is used to filter hazardous gases, vapors, and/or particles from the environment in order to prevent them from being inhaled.
See also: respirator
Mentioned in ?
References in periodicals archive ?
Air-purifying respirators are one method to protect against these hazards.
The product label for pyridaben warns that it can be fatal if inhaled and that pesticide applicators and handlers are required to use extensive personal protective equipment, including air-purifying respirators (3).
During property removal and deconstruction, some workers also used half-face HEPA (high-efficiency particulate air) filter air-purifying respirators (some equipped with organic solvent filters) and goggles.
The unit is specifically designed to work with powered air-purifying respirators in hospitals and first-responder environments.
Approved to all the latest EN standards (EN397, EN12941, EN1835, EN175), Procap is specifically designed for use with powered air-purifying respirators (PAPR's) in highly demanding environments as experienced in welding, metal processing, foundries, bulk materials handing, site demolition and decommissioning.
negative-pressure, air-purifying respirators with filters and air propelled by the wearer's respiratory system.
The Speedglas Fresh-air II P and G 9000 are both powered air-purifying respirators.
In the past, many ceramists have assumed respiratory masks provided reasonable protection from toxic kiln emissions; however, the Center for Occupational Hazards recommends air-purifying respirators be used only as a back-up.