THE EE WAS WELDING A PLATE TO THE DISCHARGE CHUTE AT THE BATCH PLANT. A PIECE OF SLAG ENTERED HIS SLEEVE AND BURNED HIS LEFT ELBOW. FOUR DAYS LATER THE ELBOW WAS SWOLLEN AND PAINFUL TO THE TOU CH. HE WAS SEEN AT THE ER ON 5-15-00, FOR CELLULITIS FOR A SECOND DEGREE BURN.