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In Seoul, Korea, floor sprinklers pump rain water to clean the roads, prevent the spread of dust and reduce the heat.

The clean road system reduced the dust rates by 13% and the average road surface temperatures in summer to 19°C.

[ The Chosun Ilbo]
In Seoul, Korea, floor sprinklers pump rain water to clean the roads, prevent the spread of dust and reduce the heat. The clean road system reduced the dust rates by 13% and the average road surface temperatures in summer to 19°C. [📹 The Chosun Ilbo]
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