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xanthraxoid t1_j3hfj60 wrote on January 8, 2023 at 4:35 PM

Reply to comment by Lokarin in Are gaiters at least partially effective at blocking aerosols? by Lokarin

It's really important to remember that any face covering (gaiter, N95 mask, whatever) will only filter air that goes through it - any air that goes around it is essentially unfiltered, so a vinyl coating that makes it mostly non-porous would make it pretty useless...