Real estate tycoon measures PM2.5 in Shanghai metro

0 Comment(s)Print E-mail Chinanews.com, January 10, 2014

Pan Shiyi (C), a real estate tycoon, measures PM2.5 using a device in a metro train of Shanghai, with reporters around him on Jan 9, 2014. Pan said the concentrations of PM2.5 in 14 spots selected from Shanghai metro were from 36 to 54 micrograms per cubic meter. [Photo: ChinaNews Service / Pan Suofei]


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