Submitted by 1MagnificentMagnolia t3_124kc98 in pittsburgh
MycologistQueasy22 t1_jdzvwaa wrote
Reply to comment by zipcad in I guess I'll just air on the side of caution and hold my breath today by 1MagnificentMagnolia
> Air is not good today.
zipcad t1_jdzw5g4 wrote
You’re right. 35 to 40 is fantastic and can’t get any better.
MycologistQueasy22 t1_jdzx42n wrote
Unless you live in a vacuum chamber it's not going to get any lower. AQI wasn't 0 before the industrial revolution, a background level of dirt, pollen, and other particulates is still going to exist regardless of pollution.
zipcad t1_je07b6h wrote
HEPA air cleaner my good human
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