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Your link is the medias factoid about mask wearing. And this is the problem, no one is explaining first principals to you. You are probably thinking of this fa
by aaron695 6y ago
Your link is the medias factoid about mask wearing. And this is the problem, no one is explaining first principals to you.
You are probably thinking of this factoid in China about air conditioners and this diagram, which is not what we are talking about at all. (The evidence is downward air is what you want)
https://www.businessinsider.com.au/how-restaurant-air-conditioning-gave-nine-people-covid-china-2020-4 https://www.businessinsider.com.au/how-restaurant-air-condit...
- nurettin 6y agoFan blows to the ground and separates air from infectious constituents which stick to the ground like a ball of mud. Got it.