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To: fr_freak

On masks:

https://market-ticker.org/akcs-www?post=240690

also

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2493952/pdf/annrcse01509-0009.pdf

128 posted on 02/23/2023 8:12:20 PM PST by grey_whiskers ( The opinions are solely those of the author and are subject to change without notice.)

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To: grey_whiskers

Thanks for that

135 posted on 02/23/2023 10:10:39 PM PST by fr_freak

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