Patches that change color as raw meat freshness deteriorates in sealed refrigerated products could soon become a reality on supermarket shelves, making it easier for shoppers to know if it's still good to eat and reducing food waste.
Packaged-meat labels that show freshness could replace use-by dates, reducing food waste retrieved 22 May 2024 from https://phys.org/news/2024-05-packaged-meat-freshness-dates-food.html
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