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Japan scientist uses egg white for clean energy

TOKYO: A Japanese scientist said Thursday his team has cracked open a method to improve the production of carbon-free energy -- by using proteins taken from egg white. Yusuke Yamada, a professor at Osaka City University, said his team…

Artificial wetland to clean Shanghai factory water

PARIS: French wastewater treatment company Suez said Tuesday it had been awarded a contract to design an artificial wetland to clean water from a petrochemical industrial zone outside Shanghai. Suez said the 36-hectare "dragonfly zone"…