And not only do masks not work, in most situations even if they did they wouldnβt be needed.
Airplanes: extremely high rate of air circulation = minuscule risk of infection
Grocery stores: youβre not in a single place long enough to take in a high enough dose even if the air circulation wasnβt good. Also, air circulation in grocery stores is very good.
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Airplanes: extremely high rate of air circulation = minuscule risk of infection
Grocery stores: youβre not in a single place long enough to take in a high enough dose even if the air circulation wasnβt good. Also, air circulation in grocery stores is very good.
Many other such cases