Related (but a different paint?) Passive cooling paint enabled by thermal-optical and mass transfer properties (3 points) https://news.ycombinator.com/item?id=4

Related (but a different paint?) Passive cooling paint enabled by thermal-optical and mass transfer properties (3 points) https://news.ycombinator.com/item?id=44349574 https://news.ycombinator.com/item?id=44349574