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A comment on CDC Now Recommends “Use of Cloth Face Coverings” (DIY Masks). Parent comment

Re:CDC Now Recommends “Use of Cloth Face Coverings” (DIY Masks) by sjg007 on Saturday April 04, 2020 @04:00AM (#22776903)
Furnace and cabin filters are probably not worth it.
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Re:CDC Now Recommends “Use of Cloth Face Coverings” (DIY Masks) by cameldrv on Saturday April 04, 2020 @03:11PM (#22780673)
Depends on the spec of the filter and the size of the droplets. Both of those will filter a lot better than woven cotton.
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