News tagged with spoilage

Sensor detects spoilage of food

VTT has developed a sensor that detects ethanol in the headspace of a food package. Ethanol is formed as a result of food spoilage. The sensor signal is wirelessly readable, for instance, by a mobile phone. VTT Technical ...

dateMay 06, 2015 in Engineering
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Why does rotting food smell bad?

When food goes bad and starts to become pungent, it is most often due to the growth of spoilage microbes such as bacteria, yeasts and mold. Odors can come from two sources: chemicals that are released from ...

dateDec 16, 2014 in Cell & Microbiology
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Photonic gels are colorful sensors

(Phys.org)—Materials scientists at Rice University and the Massachusetts Institute of Technology (MIT) have created very thin color-changing films that may serve as part of inexpensive sensors for food ...

dateOct 10, 2012 in Nanophysics
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