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jdjriekfkf
searching PlanetScale…
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by
jdjriekfkf
7y ago
The secret ingredient in N95 masks (and surgical) is a very fancy modern material: melt-blown non-woven polypropylene. This is what makes a paper thin surgical mask way better than a thick cotton one.
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by
jdjriekfkf
7y ago
Everybody's brave until the deaths start to mount. Let's check again in two weeks.