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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).
If worn properly, a surgical mask is meant to help block large-particle droplets, splashes, sprays, or splatter that may contain viruses and bacteria, keeping them from reaching the wearer's mouth and nose. Surgical masks may also help reduce exposure of others to the wearer's saliva and respiratory secretions.
Based on a study published in October 2022, mandatory face mask and stay-at-home policies' purposes were lack of consistency with infection rates and fatality rates during the United States COVID-19 pandemic period until August 2020, the period only non-pharmaceutical interventions available.
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 ...
FFP standards refer to the filtering half mask classification by EN 149, a European standard of testing and marking requirements for filtering half masks. FFP standard masks (where FFP stands for filtering facepiece) cover the nose, mouth and chin and may have inhalation and/or exhalation valves.
That’s three-quarters of 129 billion masks that end up in the trash monthly — or 3.4 billion daily — according to one frequently cited estimate of global mask use, and that’s on top of all ...