BBCNEWS Click May 29, 2021 00:44:00
That can detect dust and other fine particles in the air. basically, what that little box is doing is measuring how much dust there is in the air every 15 minutes and then giving you an air quality index or aqi score. its using a us scale. basically, the higher the number, the worse the air quality, and it goes all the way from good to hazardous. here are the results from my first seven days. and you can see that the air quality fluctuated a lot, but the baseline was typically in the moderate zo...
Source: archive.org