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Published daily in Bend, Oregon, by Western Communications, Inc. Copyright 2007.
By Cornelia Dean / The Bulletin
July 22, 2008
John Davis, a chemist in Bloomington, Ill., knows about concrete. For example, he knows that if you keep concrete vibrating it won’t set up before you can use it. It will still pour like a liquid.
Now he has applied that knowledge to a seemingly unrelated problem thousands of miles....
