pwhole
Well-known member
Saw this just now about the whitest-ever paint, and how it could lower air-conditioning bills. Of course the cost of mining the baryte has to be compared to the savings in energy costs so it'll be interesting to see how it pans out:
https://www.theguardian.com/environment/2021/apr/15/whitest-ever-paint-could-help-cool-heating-earth-study-shows
https://www.theguardian.com/environment/2021/apr/15/whitest-ever-paint-could-help-cool-heating-earth-study-shows