When you take a bag of spinach home from the grocery store, how do you know how long it'll stay fresh? Despite the date on the bag, that spinach could have sweated it out in a hot truck, frozen during uneven refrigeration, or come into contact with illness-causing bacteria, all of which change how long it's truly safe to eat. Grocery stores don't really know the backstories of all their food. But with new technology, it's getting easier to check in on what food has been doing — from the field all the way to your fork.
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Written by Ashley Hamer September 16, 2017
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