How do I tell a fake N95 or KN95 mask from a real one?
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24 January 2022How do I tell a fake N95 or KN95 mask from a real one?
In the face of the highly infectious omicron variant, the U.S. Centers for Disease Control and Prevention updated its mask guidance for the general public this month. The new recommendations emphasize that properly fitted N95 respirators and the similar KN95s are most effective at protecting yourself and others from SARS-CoV-2, the coronavirus that causes COVID-19.
