The best DIY face mask material and fit? Quilting cotton beats bandana, new study suggests

(CNN)Wearing face masks and coverings is recommended, or in some places mandatory, in public spaces to help stop the spread of Covid-19.
But what kind of DIY face covering offers the best protection…
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source https://betterweightloss.info/the-best-diy-face-mask-material-and-fit-quilting-cotton-beats-bandana-new-study-suggests/