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A comment on Indoor air filtration could lead to increased airborne endotoxin levels (2020). Parent comment

Re:Indoor air filtration could lead to increased airborne en... by barefeg on Friday June 03, 2022 @01:33PM (#31611281)
Off topic: how do you measure pm2.5 and pm10?
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Re:Indoor air filtration could lead to increased airborne en... by thecrims0nchin on Friday June 03, 2022 @02:28PM (#31611941)
I have three air monitors I got used. It's a really niche market so I get them cheap. I have a uhoo, laseregg, and airthings. None of them are super accurate and I bet I am measure a lot more than I want but I can see trends enough to make some good guesses.
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