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Chicago, IL January, 20, 2012
Freezing Pipes
Water is a unique substance. As with most materials, when water cools, its density increases and it settles to the bottom of a container. However, at 32º F, it expands and, therefore, its density decreases! This is why ice floats. This expansion increases the volume of water by about 11% and creates tremendous pressure on its container (be
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