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INVESTIGATION RESULTS. THE CHEMICAL SAFETY BOARD’S FINDINGS THUS FAR DETAILS WORK THAT WAS BEING DONE ON THE GAS ISOLATION VALVE IN THE BASEMENT OF THE 1314 BATTERY TRANSFER AREA. THE REPORT EXPLAINS ...

More than a month after the deadly U.S. Steel Clairton plant explosion, investigators are revealing new insight into how it happened. According to preliminary findings from the U.S. Chemical Safety ...

The union vice president at U.S. Steel Clairton Coke Works is shedding new light on what led to the deadly explosion and the active effort to save the damaged batteries. The contractors, who work full ...

HARRISBURG, Pa. (AP) - Preparations for a routine maintenance task may have led to an explosion at a U.S. Steel coal-processing plant near Pittsburgh that left two dead and sent 10 to hospitals, the ...

Aug. 16 (UPI) --The deadly explosion in the Steel Clairton Coke Works near Pittsburgh occurred when a gas valve was flushed in preparation of planned maintenance, U.S. Steel said in preliminary ...

U.S. Steel said a deadly explosion at one of its plants earlier this week may have happened while flushing a gas valve in preparation for planned maintenance. The company said Friday pressure likely ...

Aug 15 (Reuters) - United States Steel said on Friday a fatal blast that killed two and injured 10 others at its Clairton Coke Works plant near Pittsburgh happened when flushing a gas valve, ahead of ...