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  3. Surgical mask - Wikipedia

    en.wikipedia.org/wiki/Surgical_mask

    A surgical mask, also known by other names such as a medical face mask or procedure mask, is a personal protective equipment used by healthcare professionals that serves as a mechanical barrier that interferes with direct airflow in and out of respiratory orifices (i.e. nose and mouth).

  4. 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...

  5. Disposable masks can take up to 450 years to decompose ... - AOL

    www.aol.com/lifestyle/disposable-masks-450-years...

    Take the common disposable surgical mask, for example, which, explains a 2021 study out of the University of Denmark, is made of three layers — an outer layer of nonabsorbent material, such as...

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

    www.aol.com/finance/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...

  7. N95 respirator - Wikipedia

    en.wikipedia.org/wiki/N95_respirator

    N95 respirator. An N95 respirator [1] is a particulate-filtering facepiece respirator or elastomeric filter that meets the U.S. National Institute for Occupational Safety and Health (NIOSH) N95 classification of air filtration, meaning that it filters at least 95% of airborne particles that have a mass median aerodynamic diameter of 0.3 ...

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

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

    Surgical masks may be labeled as surgical, isolation, dental, or medical procedure masks. The material surgical masks are made from is much poorer at filtering very small particles (in the range of a tenth of a micrometer to a micrometer across) than that of filtering respirators (for example N95, FFP2) and the fit is much poorer. [28]