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Smart chopsticks can assess food safety

SEP 04, 2014
Physics Today

Guardian : China has suffered a number of food scandals in recent years—from toxic milk to glow-in-the-dark pork to recycled cooking oil. To determine whether food is safe to eat, a set of “smart” chopsticks has been developed. When linked with a smartphone app, they can indicate the levels of freshness, contamination, and nutrition of the food they touch. The product is the brainchild of Baidu, the Chinese version of the search-engine giant Google. Although the chopsticks were demonstrated at the company’s recent technology innovation conference in Beijing, they are not yet ready for mass production.

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