I am planning on making https://publiclab.org/notes/nshapiro/09-26-2016/build-a-plant-based-air-purifier, and i'm wondering how i can know if it's even doing anything to improve my indoor air quality?
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I am planning on making https://publiclab.org/notes/nshapiro/09-26-2016/build-a-plant-based-air-purifier, and i'm wondering how i can know if it's even doing anything to improve my indoor air quality?