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By A.J. Roan
Metal Tech News 

Purdue paints with record-breaking white

Guinness record whitest paint, reflects nearly 100% sunlight Metal Tech News - September 22, 2021


Last updated 7/24/2023 at 8:19pm

Purdue University white paint Guinness record global warming climate control

Purdue University

Xiulin Ruan, a Purdue University professor of mechanical engineering, and his students have created the whitest paint on record, reflects up to 98.1% of solar radiation.

Out of West Lafayette, Indiana, Purdue University has earned a Guinness World Record for an unintended side effect to reducing global warming – creating the whitest paint ever.

"When we started this project about seven years ago, we had saving energy and fighting climate change in mind," said Xiulin Ruan, a professor of mechanical engineering at Purdue.

It was Ruan and a team of graduate stud...

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