Volunteer Responder Equipment: Difference between revisions
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==== Why are N95s effective against viruses and bacteria? ==== | ==== Why are N95s effective against viruses and bacteria? ==== | ||
In fact, prior to the COVID-19 pandemic, N95s were ''not'' recommended as an effective barrier against viruses and bacteria. What changed? Wired has printed an interesting article about the reasons guidance changed and how new science during COVID prompted those changes.<ref>Molteni, M., & Rogers, A. (2020, July 2). How masks went from Don’t-Wear to Must-Have during the coronavirus pandemic. ''WIRED''. https://www.wired.com/story/how-masks-went-from-dont-wear-to-must-have</ref> But | In fact, prior to the COVID-19 pandemic, N95s were ''not'' recommended as an effective barrier against viruses and bacteria. What changed? Wired has printed an interesting article about the reasons guidance changed and how new science during COVID prompted those changes.<ref>Molteni, M., & Rogers, A. (2020, July 2). How masks went from Don’t-Wear to Must-Have during the coronavirus pandemic. ''WIRED''. https://www.wired.com/story/how-masks-went-from-dont-wear-to-must-have</ref> But to make a long story short: N95s cannot filter a virus or bacteria (COVID, for example, is ~0.06–0.14 µm across). But they ''can'' filter | ||
== Notes and | == Notes and Referenc by blocking des == | ||
<references /> | <references /> | ||
