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2. Where to find NIOSH-approved N95 masks right now - AOL

   www.aol.com/news/where-niosh-approved-n95-masks...

   DemeTECH N95 Respirator $65.00 at Amazon. DemeTECH N95 Respirator $75.00 at DemeTECH. 3M Aura N95 Respirator . 3M’s Aura N95 Respirator is available in a pack of three, 10 or 20. It comprises a ...

3. N95 respirator - Wikipedia

   en.wikipedia.org/wiki/N95_respirator

   An N95 respirator is a disposable filtering facepiece respirator or reusable elastomeric respirator filter that meets the U.S. National Institute for Occupational Safety and Health (NIOSH) N95 standard of air filtration, filtering at least 95% of airborne particles that have a mass median aerodynamic diameter of 0.3 micrometers under 42 CFR 84, effective July 10, 1995.

4. NIOSH air filtration rating - Wikipedia

   en.wikipedia.org/wiki/NIOSH_air_filtration_rating

   Prior to the approval of 42 CFR 84, MSHA and NIOSH approved respirators under 30 CFR 11. Non-powered respirator filters were classified based on their design against a contaminant, including substances like Dusts, Fumes, Mists, radionuclides, and asbestos. Dust/Mist was usually tested with silica, and Fume was usually tested with lead fume.

5. 14 KN95 Face Masks To Protect Yourself From The Latest COVID ...

   www.aol.com/lifestyle/14-best-kn95-face-masks...

   These 14 options are CDC approved. KN95 face masks offer better filtration than cloth or surgical masks. But which protect you from COVID and new variants? These 14 options are CDC approved.

6. Powered air-purifying respirator - Wikipedia

   en.wikipedia.org/wiki/Powered_air-purifying...

   A powered air-purifying respirator (PAPR) is a type of respirator used to safeguard workers against contaminated air. PAPRs consist of a headgear-and-fan assembly that takes ambient air contaminated with one or more type of pollutant or pathogen , actively removes (filters) a sufficient proportion of these hazards, and then delivers the clean ...

7. CDC guidelines on male facial hair goes viral amid the ... - AOL

   www.aol.com/news/cdc-guidelines-on-male-facial...

   Facial hair is just not dense enough and the individual hairs are too large to capture particles like an air filter does; nor will a beard trap gases and vapors like the carbon bed in a respirator ...