The U.S. Green Building Council, a nonprofit that developed the Leadership in Energy and Environmental Design (LEED) rating system for sustainable buildings, offers a heat island reduction credit for buildings working toward LEED certification levels. (Purdue University/Joseph Peoples) April 19, 2021 In an effort to curb global warming, Purdue University engineers have created the whitest paint yet. We looked at various commercial products, basically anything thats white, said Xiangyu Li, a postdoctoral researcher at the Massachusetts Institute of Technology, who worked on this project as a Purdue Ph.D. student in Ruans lab. WEST LAFAYETTE, Ind. Soon, it may also help keep your house cool. Purdue researchers create the world's whitest paint Associated Press Jan 8, 2022 This photo provided by John Underwood shows Purdue University professor Xiulin Ruan on Aug. 25 at his. In 2020, a team of scientists at Purdue University developed the world's whitest white a paint color so white it could reflect 98.1% of the sunlight . Making a paint that reflective also makes it very white, and the Guinness Book of World Records has officially dubbed it the world's whitest paint, Purdue said. The previous iteration (left) required a layer 0.4 millimeters thick to achieve sub-ambient radiant cooling. By Elissaveta M. Brandon 3 minute Read. The researchers considered over 100 different material combinations, narrowed them down to 10 and tested about 50 different formulations for each material. Thats more powerful than the central air conditioners used by most houses, said Xiulin Ruan, a Purdue professor of mechanical engineering. So proud #purdueuniversity is being recognized for its #sustainability #innovation. UPDATE: Purdue University researchers create the whitest paint on record. The Whitest Paint Ever Produced Could Save Energy, Fight Climate Change Trouble with this page? This can reduce the use of air conditioners. Purdue University researchers have created a new formula for the world's whitest paint, making it thinner and lighter. The paint was designed using research on luminescence in plants. Its pretty amazing that a paint can do all that.. Earths surface would actually get cooler with this technology if the paint were applied to a variety of surfaces including roads, rooftops and cars all over the world, the researchers said.