New detection device will shame you if you pee in the pool

It’s not the sexiest invention, but it’s one that people afraid of public or hotel pools might need — a urine and feces detector. Yes, your eyes might not be good enough. The device, which claims to be able to detect indicators of the presence of human and other mammal waste that are up to millionths of times smaller than conventional methods, comes from researchers at Texas A&M University.

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