POO-DUNNIT: Whiff Meter On Public Lavatory Knows Just What You’ve Bean Eating
A whiff meter on a shopping mall's new high-tech public loos is warning shoppers in China which booths are like a breath of fresh air and which are too stinky to use. The loos -at a shopping centre in Chengdu, in Sichuan Province - come with their own smelly-vision screen…
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November 21, 2022