23 NYT / Judith Danovitch (psychologist): "Actually, Wearing a Mask Can Help Your Child Learn" (archive.is) posted 2 years ago by AntonioOfVenice 2 years ago by AntonioOfVenice +25 / -2 11 comments share 11 comments share save hide report block hide replies
No, it won't. 96% of the air will always be from outside the mask so it will quickly reach a steady state. And I used your number of 5000; if it would rise over time you would have seen it rise and reported a higher number.