EMPLOYEE WAS ASSISTING ANOTHER EMPLOYTEE WELDING ON A PIECE OF EQUIPMENT (LOADER). AS HE WAS TRYYING TO KNOCK OFF THE WELDING SLAG, A PIECE OF SLAG OR METAL WENT INTO HIS LEFT EYE. HE WAS WEAR ING EYE PROTECTION WHEN THIS INCIDENT OCCURRED. HE WENT TO AN OPHTHAMOLOGIST FOR TREATMENT. HE WAS TREATED AND RELEASED.