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CHICAGO (Reuters) - Scientists have developed a polyurethane coating that heals its own scratches when exposed to sunlight, offering the promise of scratch-free cars and other products, researchers said on Thursday.
"We developed a polymeric material that is able to repair itself by exposure to the sun," said Marek Urban of the University of Southern Mississippi in Hattiesburg, whose study appears in the journal Science.
Frees people from the tarnishing worries brought about by the sun's harmful rays.
