China just built the 'world's biggest air purifier' to tackle smog problem
Submitted by daya on Thu, 2018-01-18 08:56
China has been struggling with smog for years now and to fight the same, the country has done something really un-thinkable.
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http://www.dnaindia.com/science/report-china-just-built-the-world-s-biggest-air-purifier-to-tackle-smog-problem-2576130
Publication Date:
18/01/2018