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February 18, 2007Concrete Plans for Global WarmingPlayThe most widely used man-made material is concrete. It?s ingeniously simple, basically just mix water with cement. But there?s a problem....moreShareView all episodesBy The National Academy of Engineering322 ratingsFebruary 18, 2007Concrete Plans for Global WarmingPlayThe most widely used man-made material is concrete. It?s ingeniously simple, basically just mix water with cement. But there?s a problem....more
The most widely used man-made material is concrete. It?s ingeniously simple, basically just mix water with cement. But there?s a problem.
February 18, 2007Concrete Plans for Global WarmingPlayThe most widely used man-made material is concrete. It?s ingeniously simple, basically just mix water with cement. But there?s a problem....more
The most widely used man-made material is concrete. It?s ingeniously simple, basically just mix water with cement. But there?s a problem.