HackerTube

optics

2020s×Tutorial×Play all on YouTube
No strong matches for “optics”. Here are the closest videos.
Air Conditioning isn't free... but we're close.25:45

Air Conditioning isn't free... but we're close.

1.4M views • 3 years ago
Tech Ingredients
Tech Ingredients shows how to build a liquid panel with a specialty paint that, placed outside, cools below ambient air temperature. It demonstrates radiative sky cooling.
Topic match · Everyday physics & science demos