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It's not moisture escaping through the mask that fogs glasses, it's moisture leaking around the edge. The efficacy of the filter material is irrelevant when it'
by mrob 4y ago
It's not moisture escaping through the mask that fogs glasses, it's moisture leaking around the edge. The efficacy of the filter material is irrelevant when it's bypassed because of poor mask fit. Good masks do not fog glasses.
- jonnycomputer 4y agoI used to think this, but it's really not the case. See, e.g. https://www.ijccm.org/doi/IJCCM/pdf/10.5005/jp-journals-10071-23947 https://www.ijccm.org/doi/IJCCM/pdf/10.5005/jp-journals-1007...
- lesuorac 4y agoSo because somebody can open a door in your house you shouldn't insulate the rest of the house?