Scientists Create Smart Labels To Tell You When To Throw Away Expired Food and Makeup

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By BeauHDAug 21, 2017, 6:40 pm249 pts
At the 254th National Meeting and Exposition of the American Chemical Society, researchers are presenting a low-cost, portable, paper-based sensor that can let you know when to toss food and cosmetics. The sensor can detect antioxidants in tea and wine, and be used to explore remote locations, such as the…

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