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Scientists Develop Tough New Self-Cleaning Paint

British and Chinese scientists say they have developed a new paint that can be applied to clothes, paper, glass and steel to make resilient surfaces that can self-clean even after being scratched or scuffed. In research published in the journal Science on Thursday, the scientists said the paint, made from coated titanium dioxide nanoparticles, is extremely repellent to water but, unlike other waterproof coatings, continues to work even when damaged or exposed to oil. Because it is so...

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