this post was submitted on 15 Jul 2024
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Awnings: a simple cooling tech we apparently forgot about (www.youtube.com)
submitted 1 month ago by mesamunefire@lemmy.world to c/videos@lemmy.world
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[–] Pirky@lemmy.world 26 points 1 month ago* (last edited 1 month ago) (2 children)

That reminds me of the barium sulfate paint that was discovered a couple years ago. It's so incredibly good at reflecting/moving heat that it could even cool whatever it's painted on. I'll have to find a source on this again...

Edit: Here's one video where they talk about it.

[–] evasive_chimpanzee@lemmy.world 20 points 1 month ago

NightHawkInLight has a bunch of videos on making it

[–] NegativeInf@lemmy.world 7 points 1 month ago

That video was exactly what I was referring to. Lol.