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February Issue: Products
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A veteran of both gravity and vacuum sewer systems crunches the numbers.
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Although less than 2% of the nation's drinking water plants use membranes for filtration, Manitowoc Public Utilities in Wisconsin and the Kennewick Public Works Department in Washington are using the technology to produce additional clean water without significant additional expense.
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Counterfeits notwithstanding, fasteners fail from misuse, improper storage, or reuse.
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Endocrine disrupting chemicals (EDCs), which have been detected at trace concentrations in waters around the world, interfere with hormonal processes and alter the way organisms reproduce and develop.