(PhysOrg.com) -- Nanoparticles combining platinum and gold act as superefficient catalysts, but chemists have struggled to create them in an industrially useful form. Rice University chemists have answered the call this week ...
Bio & Medicine
Aug 31, 2009
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(AP) -- U.S. manufacturers, including major drugmakers, have legally released at least 271 million pounds of pharmaceuticals into waterways that often provide drinking water - contamination the federal government has consistently ...
Environment
Apr 20, 2009
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