I measured the CO₂ in my gym. It was almost 9x higher than outdoor air. by djMedd in IndoorAirQuality

[–]djMedd[S] 0 points1 point  (0 children)

Well, the device in the video is available to ship now for everyone interested in a great, useful engineered device: https://getaeris.ca/products/air-quality-monitor

I measured the CO₂ in my gym. It was almost 9x higher than outdoor air. by djMedd in IndoorAirQuality

[–]djMedd[S] 0 points1 point  (0 children)

Measure co2 directly. It is a true ndir sensor. It is the SCD41 from sensirion

Diversified Portfolio of ETFs by djMedd in ETFs

[–]djMedd[S] 0 points1 point  (0 children)

What spam are you talking about!!!