Few objects symbolize the pandemic as well as the N95. Impossible to find until they were ubiquitous, the double-strapped respirator stamped with all those letters and numbers confined many faces in ...

UC Davis Health is assessing the integrity, performance of the respirator masks after they are decontaminated The goal is to establish a backup supply in the face of high demand during the coronavirus ...

Or any other condition that may interfere with face piece seal. 9.0.1. The test subject shall be shown how to put on a respirator, proper positioning on the face, and how to set strap tension.