Whitest-ever paint could help cool heating Earth, study shows

New paint reflects 98% of sunlight as well as radiating infrared heat into space, reducing need for air conditioning

The whitest-ever paint has been produced by academic researchers, with the aim of boosting the cooling of buildings and tackling the climate crisis.

The new paint reflects 98% of sunlight as well as radiating infrared heat through the atmosphere into space. In tests, it cooled surfaces by 4.5C below the ambient temperature, even in strong sunlight. The researchers said the paint could be on the market in one or two years.

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