Use a Mask Without Valves (opens in new tab)

(vitals.lifehacker.com)

2 pointsdumbneurologist5y ago2 comments

2 comments

This is an important point, and for some reason I haven't seen it discussed very widely: masks with valves protect you, but they don't fully protect anyone else.

jaclaz5y ago

And additionally, N95 and similar masks are "wasted" in a non-professional use:

https://news.ycombinator.com/item?id=23957506

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