Cities in China are using 'misting cannons' to help combat smog and air pollution. The machines work by nebulizing liquid into tiny particles and spraying them into the air, where they combine with pollutants to form water droplets that fall to the ground pic.twitter.com/F4ROeqMmnD
— Curiosity Of Science (@CURIOSITSClENCE) September 10, 2022
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