Concept for CBRN Powered Air Purifying Respirator (PAPR) Standard


April 1, 2004

1. Background

In response to acts of terrorism and other natural disasters air-purifying respirators are used to provide respiratory protection in work areas where the hazards are known, characterized and conditions of oxygen deficiency do not exist. Respirator use under these conditions must also be sufficient to provide for contingency use in the event of a secondary device or if additional unknown hazards are encountered exposing the responder to unexpected hazards. In these unexpected situations, the air-purifying respirator must be capable of delivering breathing protection as the responder escapes from the area.

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Page last reviewed: June 18, 2004