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user-inactivated · 1231 days ago · link · · parent · post: PSA: Why Is the Risk of Coronavirus Transmission so High Indoors?
basing it around .3 replacements per hour is hilariously misleading https://www.engineeringtoolbox.com/air-change-rate-room-d_867.html https://www.contractingbusiness.com/service/article/20868246/use-the-air-changes-calculation-to-determine-room-cfm etc no comment, of course, on the differences between germany and the usa. but over here we do have extremely aggressive air conditioning systems just as a cultural thing