Lasers Are the Next Advance in Screening Foods for E. coli

March 30, 2016

Please, abandon the sniff test

Fire the lasers and protect against foodborne illnesses with the help of a handful of scientists. Researchers at the Korea Advanced Institutes of Science and Technology have developed a device that can be mounted inside refrigerators and uses a laser to scan foods for microbes, according to Ars Technica.

The technology uses a camera to monitor patterns as a laser fires repeatedly at the surfaces of foods in the fridge. Certain bacteria, like salmonella, have hair-like extensions called flagella that they use to move around the surface of food, and the laser and camera pick up these…