Check out my sponsor Brilliant and use this link for 20% off a premium subscription: https://brilliant.org/nighthawk In this video I make ultrawhite radiative paints for passive, electricity free cooling. Here is a partial list of the resources and relevant websites I found while researching this project: Article about CaCO3 and BaSO4 Radiative Cooling in Commercial-like Paints: https://www.sciencedirect.com/science/article/pii/S2666386420302368?via%3Dihub This is a patent related to the above article: https://patents.google.com/patent/WO2020072818A1/en Formation and Application of High Reflectivity Controllable Barium Sulfate Microspheres: https://www.mdpi.com/2073-4352/8/9/333/htm Designing Porous Polymers for Daytime Radiative Cooling: https://www.proceedings.iaamonline.org/article/vpoam-2021-0149 This is the only company I found that has installed sky cooling panels in limited test cases: https://www.skycoolsystems.com/ This article describes testing of a radiative cooling film using glass microbeads as the infrared emitter: https://www.sciencedirect.com/science/article/pii/S2542435118304689 Website associated with the above article: https://www.radi-cool.com.my/media Big thanks to everyone that supports this channel on Patreon! A special thanks to my top patrons: Teague Lasser, Eugene Pakhomov, and those who have chosen to remain anonymous. Thank you! https://www.patreon.com/NightHawkProjects