EE, MECHANIC, WAS USING AN ACETYLENE TORCH TO REMOVE A PIN ON A DUMP DOOR ON A COAL HAULER. HE HAD ON SAFETY GLASSES AND A FACESHIELD WHEN HE WAS SHOWERED WITH SPARKS. HE RECEIVED A SMALL STEE L FRAGMENT IN HIS LEFT EYE THAT WAS REMOVED BY A DOCTOR THE NEXT DAY.