Spectra Energy Says Rapid Corrosion, Other Factors Led to Salem Pipeline Explosion:

In April, an interstate natural gas pipeline exploded in Salem Township, and Spectra Energy officials have finally found the cause: corrosion. They knew about this corrosion four years ago, and they even had the pipe scheduled for reevaluation a year from now – what they didn’t know was that the pipe was corroding at an unprecedented rate…

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