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2022
October
Neat News 2022-286 (added 2022-10-13)
Sensor to detect previously thawed food
| When you buy frozen food you want to know that it did not previously thaw and thereby is potentially no longer fit for consumption. Now researchers have designed a sensor made from edible materials such as salt, red cabbage, and beeswax that can tell you whether the food previously thawed and then refroze. related: #sensor #thawed #frozen |