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New Forum Software Installed (Still a few issues but reopening the forum) More details.
air purifiers
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use of air filters in schools to mitigate spread of Covid
Schools cut covid-19 sick days by 20 per cent using HEPA air filters https://www.newscientist.com/article/2398713-schools-cut-covid-19-sick-days-by-20-per-cent-using-hepa-air-filters/ (paywall, but first few sentences are visible)- ahimsa
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- air filters air purifiers air quality covid covid19 hepatic transmission
- Replies: 2
- Forum: Epidemics (including Covid-19, not Long Covid)