EE STRAINED HIS LOWER BACK WHICH REQUIRED PRESCRIPTION MEDICATION AND WORK RESTRICTIONS. HE WAS IN R-25 (ROD MILL BUILDING) ATTEMPTING TO PULL A TRAY FROM A PAN FEEDER. HE WAS JERKING IT FROM SIDE TO SIDE AND SLIPPED ON A WET SPOT ON THE FLOOR. THIS CAUSED A PAIN ON THE LEFT SIDE OF HIS LOWER BACK.