BOSTON (CBS) - Union plumbers say it's not just the dust from cutting PVC pipe that makes installing it so dangerous. Joe King is a plumbing instructor for the union. He tells the I-Team, "It's the ...
The U.S. Department of Justice is investigating allegations of price fixing in the PVC pipe market. Otter Tail Corp., a publicly traded company that owns PVC pipe makers Northern Pipe Products Inc.
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