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2. Where to Find the Best NIOSH-Approved KN95, N95 and KF94 ...

   www.aol.com/where-best-niosh-approved-kn95...

   Surgical face masks (the pleated disposable three-ply masks used by medical professionals) are still the first line of defense to help stop the spread of the virus, but KN95, N95 and KF94 masks ...

3. How Much Do Masks Really Cost? From Cloth to KN95, Here ... - AOL

   www.aol.com/much-masks-really-cost-cloth...

   You can find a pack of 50 disposable surgical masks for as low as $10 or a pack of 100 between $12.75 and $20. Disposable masks should be thrown away after wearing them once. Average weekly cost ...

4. These KN95 and N95 Face Masks Help Protect Against the Flu ...

   www.aol.com/lifestyle/kn95-n95-face-masks-help...

   It can be hard to find quality KN95 and N95 face masks. These meet CDC and FDA standards, and they’re actually in stock. Skip to main content. 24/7 Help. For premium support please call: 800-290 ...

5. Surgical mask - Wikipedia

   en.wikipedia.org/wiki/Surgical_mask

   A surgical mask serves as a mechanical barrier that interferes with direct airflow in and out of respiratory orifices (i.e. nose and mouth).Most commonly used surgical masks are designed to only trap respiratory droplets, and therefore do not filter or block fine airborne particles that are smaller than the designed filtration ratings, which may be transmitted by coughs, sneezes, unintentional ...

6. 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.

7. Respirator - Wikipedia

   en.wikipedia.org/wiki/Respirator

   A surgical mask is a loosely-placed, unsealed barrier, meant to stop droplets, and other liquid-borne particles from the mouth and nose that may contain pathogens. [46] A surgical mask may not block all particles, due to the lack of fit between the surface of the face mask and the face. [46]