Passive RFID (radio frequency identification) tags are small, inexpensive, battery-less labels that are already used to track and identify a wide variety of items. If MIT's experimental RFIQ system enters general use, they may also soon allow consumers to check if food products are contaminated.
.. Continue Reading RFIQ tech uses cheap stickers to detect tainted foodCategory: Science
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from New Atlas (Gizmag) https://ift.tt/2PWh7F7
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