Package That Changes Color When Food Is Stale

Researchers in Scotland have developed a smart plastic packaging that could change color to indicate if the food had gone bad. Scientists at Glasgow’s University of Strathclyde say the plastic changes color if the food is left for too long or not refrigerated. Cheaper than the current solutions, which include barcodes that indicate freshness (see our post from March of last year), the “intelligent plastic” film could help reduce waste by taking the guess work out of whether something is safe to eat.

Some other related LTT posts include the fridge of tomorrow that organizes food on the shelves based on expiration date, the milk jug that tests the pH balance of the milk to determine whether it’s fresh or sour,

[Sources: PSFK, Gizmag]

  • Tags: Design, Places, Simple Change, Technology, Waste
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