Ancestors

Written by Jeff Kaufman on 2025-01-18 at 15:59

You're not supposed to wear a beard with an mask, but how bad is it if you do? With my rough DIY test setup on a P100, I got 80% filtration with a long beard, 92% with a short one, and 99.7% with stubble. https://www.jefftk.com/p/beards-and-masks

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Written by Tristan Harward on 2025-01-18 at 16:01

@jefftk this is a ridiculously awesome post and work. Nicely done.

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Toot

Written by Jeff Kaufman on 2025-01-18 at 16:02

@trisweb Thanks!

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