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Hundreds of miles of gas lines corroding, experts warn
Posted on February 19, 2013 at 11:00 PM
Updated Wednesday, Feb 20 at 7:44 PM
In 1973, the federal government advised gas companies to phase out piping systems made of cast iron. Forty years later, Atmos Energy operates more than 800 miles of cast-iron piping –– and experts warn it is corroding under North Texas streets.
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