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26/03/2010 Greenpeace Science Unt - Exeter University - pix of Sonia Cabrera, technical scientific support for Toxics Campaign GP Argentina, Kevin Brigden - Senior Scientist Research LAb GP Sciece Unit and Iryna Labunska - Senior Scientist GP Science Unit ( red hair ) - with water samples from inustrial waste water from an industrial plant and from a sewage treatment plant on the River Chueloi in Buenos Airies Argentina. Also ( greenwater stuff ) waste water from textile factory on canals near Bangkok and the solid sedments from canals on the Chao Phraya river.