Submissions from airgradient.com

		AirGradient Open Source Air Quality Monitor Built Instructions and Kit (airgradient.com)
		1 point by ahaucnx on July 27, 2022 \| past
		Hardware Is Hard – The Journey of the AirGradient DIY Kit Production (airgradient.com)
		3 points by ahaucnx on July 24, 2022 \| past \| 3 comments
		New AirGradient DIY Kit Versin 3 (airgradient.com)
		1 point by bartvk on Feb 22, 2022 \| past
		DIY CO2 Traffic Light (airgradient.com)
		9 points by ahaucnx on Jan 14, 2022 \| past \| 2 comments
		Ikea Vindriktning Air Quality Sensor Review and Accuracy (airgradient.com)
		495 points by ahaucnx on Dec 6, 2021 \| past \| 163 comments
		AirGradient: DIY Air Quality Monitoring with Open-Source Hardware & Firmware (airgradient.com)
		323 points by walterbell on May 11, 2021 \| past \| 74 comments
		Build Your Own PM2.5 / CO2 Air Quality Sensor (airgradient.com)
		3 points by ahaucnx on Sept 16, 2020 \| past \| 1 comment
		Air Purifier vs. Positive Pressure Fresh Air System – An Unfair Battle? (airgradient.com)
		2 points by michah on March 30, 2020 \| past
		We Measured the CO2 Level in a Classroom. This Is What We Found Out (airgradient.com)
		1 point by michah on Feb 11, 2020 \| past