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Jan 21, 2014, 6:31 am92 pts
Earth911
Cities nationwide are seeking alternatives to rock salt for de-icing roadways. This winter one neighborhood in Milwaukee, Wis., is testing out cheese brine, a by-product of cheese making. Photo: Shutterstock Snowy, icy roads are a fact of life during winter in most northern states. Along with plows, rock salt…
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