Purdue’s whitest white paint now a Guinness World Record; sub-ambient radiative cooling
Green Car Congress
OCTOBER 20, 2021
reflective, developed by engineers at Purdue University, has earned a Guinness World Records title for the whitest paint. Credit: Purdue University/Joseph Peoples. The idea was to create paint that would reflect sunlight away from a building. An ultra-white paint incorporating barium sulfate (BaSO 4 ) particles that is up to 98.1%
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