A chemical teacher in Hong Kong has tested to use two layers of tissue papers as a filter for cloth mask, with a result of filtrraton effeciency close to 70% @ 0.3um particle size. I would consider using this data for reference. //@anonymous: Can we use these Anti-Viral Facial Tissues to make face mask?
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By anonymous on 04/24/2020, 02:44 PM EDT
Can we use these Anti-Viral Facial Tissues to make face mask?
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