Cold plasma puts the chill on norovirus

Blast of ionized gas can kill pathogen lurking on fresh food

a tasty salad

OUT IN THE COLD  A virus perhaps best known for wreaking havoc on the guts of cruise ship passengers has met its match in cold plasma. Researchers are developing a device that uses this fourth state of matter to sterilize contaminated fruits and vegetables.

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WASHINGTON — A nasty stomach virus that can linger on fruits and veggies may have met its match in cold plasma.