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A comment on Experiments on a $50 DIY air purifier (2020). Parent comment

Re:Experiments on a $50 DIY air purifier (2020) by justinzollars on Thursday September 02, 2021 @03:44PM (#28396465)
How do you measure your air quality? What sensor do you use? I have a similar setup and I'd like to measure the results.

I know its working because I don't smell smoke, but I'm curious to see a measurement

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