Velcro-like food sensor detects spoilage and contamination
Color-changing array of silk microneedles could help stem outbreaks and avoid food waste.
15-Sep-2020 -
MIT engineers have designed a Velcro-like food sensor, made from an array of silk microneedles, that pierces through plastic packaging to sample food for signs of spoilage and bacterial contamination.
The sensor’s microneedles are molded from a solution of edible proteins found in silk cocoons, ...
antigens
contamination
environment technology
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