making opals for free air conditioning
From NightHawkInLight. Check out my sponsor Brilliant, free for 30 days (and get 20% off a premium subscription!) by using this link: https://brilliant.org/nighthawk In this video we explore the creation of synthetic opal in the workshop with the end goal of improving our homemade radiative sky cooling coatings. The Thought Emporium’s video about making opal:…