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by nradov 2276 days ago
The difficulty in achieving a proper face seal is apparently why the US Army doesn't allow most soldiers to have beards.

"Actually, when I went to Israel I went and … talked about beards and challenges and issues, and had a lot of long discussions about it, and bottom line is, it poses a threat to our soldiers on the battlefield. There’s … data to prove it’s very difficult for the seal on a protective mask."

https://taskandpurpose.com/news/army-daniel-dailey-tattoos-b...