N95 Masks vs. Surgical Masks: Which Is Better at Preventing the Coronavirus? – Smart Air
Researchers randomly assigned people to wear surgical masks or N95 masks. Then they tracked how many caught the flu. The results aren't what people predict.
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I was very surprised by the findings here. I stand corrected on a statement made in another post where i mentioned an N95 mask as being the only true effective mask for protection when out and about against infection of corona virus.
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