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</html><thumbnail_url>https://engineering.jhu.edu/magazine-archive/wp-content/uploads/2014/07/labnotes4.jpg</thumbnail_url><thumbnail_width>1149</thumbnail_width><thumbnail_height>3070</thumbnail_height><description>In their hunt for emerging contaminants in the water supply, A. Lynn Roberts and Edward J. Bouwer probe beyond the usual suspects. WITH ABOUT 80,000 CHEMICALS being produced in the United States, even the most diligent environmental watchdogs have to prioritize the list of pollutants to be monitored and regulated. In the 1970s, when the...</description></oembed>
