clean technology tower, Tag
What has been called the world's largest air purifier by its operators is now up and running in the Chinese city of Xian in Shaanxi province. The 100-meter (328 feet) tall tower has already improved the local air quality,...
What has been called the world's largest air purifier by its operators is now up and running in the Chinese city of Xian in Shaanxi province. The 100-meter (328 feet) tall tower has already improved the local air quality,...
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