[thurn]

So, there are basically no consumer products on this table that have a respectable accuracy, right? The ones with good R² values all seem to be $1000+ scientific tools.

[garrettgrimsley]

Unfortunately, yes. And I wouldn't trust the uHoo marketing claims about their sensor even one bit.

I found another testing table if you'd like to take a look: https://www.cabq.gov/airquality/documents/research-on-availa...