@holmesr@mastodon.online @Pat I didn't know that. In the early pandemic most frontline workers with access to N95s and no religious objections, were clean shaven for this reason.
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@cmclase @holmesr@mastodon.online
I read a study that showed that a little as 3mm^2 begins to reduce efficiency of respritors (that's about one hair width all around the mask.
You can use a PAPR respirator if you have a beard, and I saw that some companies are trying to make PAPR's that look more like a regular elastomeric respirator.
