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This month, Milwaukee began a pilot program to repurpose cheese brine for use in keeping city roads from freezing, mixing the dairy waste with traditional rock salt as a way to trim costs and ease pollution.
“You want to use provolone or mozzarella,” said Jeffrey A. Tews, the fleet operations manager for the public works department, which has thrice spread the cheesy substance in Bay View, a neighborhood on Milwaukee’s south side. “Those have the best salt content. You have to do practically nothing to it.”
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shaun james bockert 