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U.S. Steel on Friday pinned blame for the deadly explosion Monday at the Clairton Coke Works on a valve failure that led to ...
In the last five years, U.S. Steel has paid more than $10 million in penalties for violations of the Clean Air Act at ...
1don MSN
Gas valve failure during routine maintenance work may have led to fatal explosion, US Steel says
U.S. Steel says preparations for a routine maintenance task may have led to an explosion at a U.S. Steel coal-processing ...
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