We're all familiar with the sell-by dates stamped on groceries. They're supposed to protect us, but in practice, they can be a bit of a coin toss. Now a research team led by Chao Zhang of Peking University in Beijing, China has come up with a color-coded smart tag that uses nanotechnology to tell when the food or drugs in a package are in danger of spoiling. .. Continue Reading Tiny gel tags indicate when packaged food has spoiled
Section: Around The Home
Tags: American Chemical Society, Bacteria, Food, Nanotechnology, Peking University, Storage
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