Quote:
Originally Posted by flatbutt
Haven't we been told that the masks won't protect you from the virus?
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Actually, the better ones will. Multi layer and form fitting. I'll tell you what really works is half face rubber painter's/miner's dust and vapor mask with the right cartridges. Not good in other than normal 19% O2 environment but it's perfect for particles down to roughly 7 nm.
Nothing is 100%.