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2. What to look for when buying a clear face mask, according to ...

   www.aol.com/lifestyle/2020-08-27-what-to-look...

   How to shop for clear face masks. Similar to cotton masks, clear masks form a barrier that can help prevent the spread of the coronavirus. The plastic used to create the clear window in these ...

3. Face masks during the COVID-19 pandemic - Wikipedia

   en.wikipedia.org/wiki/Face_masks_during_the...

   A cloth face mask is worn over the mouth and nose and made of common textiles such as cotton. Masks vary widely in effectiveness, depending on factors such as material, fit and seal, and the number of layers. They are usually less effective at filtering than surgical masks and offer much less protection.

4. Cloth face mask - Wikipedia

   en.wikipedia.org/wiki/Cloth_face_mask

   A cloth face mask is a mask made of common textiles, usually cotton, worn over the mouth and nose.When more effective masks are not available, cloth face masks are recommended by public health agencies for disease source control in epidemic situations to protect others from virus-laden aerosols emitted by infected mask wearers' as they breathe, talk, cough, or sneeze.

5. Face masks during the COVID-19 pandemic in the United States

   en.wikipedia.org/wiki/Face_masks_during_the...

   A public service announcement from the Government of California encouraging people to wear masks to "slow the spread". In late March 2020, some government officials began to focus on the wearing of masks to help prevent transmission of COVID-19 as opposed to protecting the wearer; former FDA Commissioner Scott Gottlieb stated in a report that face masks would be "most effective" at slowing its ...

6. CDC updates mask guidance, says N95s offer 'highest protection'

   www.aol.com/news/cdc-updates-mask-guidance-says...

   CDC mask recommendations updated today with information on N95 masks and KN95 masks. The new mask guidance also says some masks provide more protection than others.

7. NIOSH air filtration rating - Wikipedia

   en.wikipedia.org/wiki/NIOSH_air_filtration_rating

   During the COVID-19 pandemic, the mask and respirator market rapidly grew, along with counterfeit respirators. [1] NIOSH, on behalf of the Department of Health and Human Services, filed a trademark application on June 17, 2020, for various 42 CFR 84 trademarks, including the N95, allowing NIOSH to enforce rules on counterfeit masks outside of rules defined in 42 CFR 84.