Coronavirus, this is how it spreads through the air with a cough

Forced ventilation neutralizes infectious particles almost completely | Courier TV

A study of the Infant Jesus shows that doubling the air conditioning flow rate inside a closed room reduces the concentration of contaminated particles by 99.6%. With the double speed system the concentration of contaminant is reduced and the closest people breathe 0.3% of it, but even those furthest away are quickly reached who in this case breathe 0.08% of contaminated aerosol, very low percentages and substantially irrelevant to the contagion

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