Quote:
Originally Posted by Xist
Vacuum bags are supposed to be as good as N95 filters, but I have not figured out how to make a mask out of them. They are pretty restrictive! I sacrificed one that Mom had. The first thing is that you need to cut along the seam because it will not fold right. I folded it like a car filter, but then it doesn't bend, so what good is it?
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Quote:
Originally Posted by redneck
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Fold a polypropylene vacuum filter like an air filter and fit it to a mask with silicone.
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