This in an N95 Respirator Mask under an electron microscope.Mask filters to 0.3 micronsCOVID is 0.08 to 0.12 micronsOrMask filters to 300nmCOVID is 80 to 120nmMasks don't filter bacteria or virus. It's says so on the warning statement on the box or insert.
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Sami yarlett
I need to save this next time a relative shuns me about the face dia*ers
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Heather Mock Robosky
I use the comparison, if you can smell cigarette smoke or perfume or body odor while having a mask on, a virus can get in as well. I will never understand why people, especially ones who have college degrees are not grasping this. I had someone whose husband is a doctor tell me cloth masks work won... View More