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Hyperi0us t1_jcgadoc wrote on March 16, 2023 at 4:53 PM

Reply to comment by Tactically_Fat in Open-source tool from MIT’s Senseable City Lab lets people check air quality, cheaply. by chrisdh79

I have a dual-range purple air system on my home. It consistently reads 10ppm low compared to the others in the neighborhood, but the high-range above 100ppm seems somewhat accurate at least.