AS EE STEPPED ONTO CAB ENTRY STEP ON WATER TRUCK, HIS FOOT SLIPPED OFF OF THE STEP CAUSING HIM TO HIT HIS UPPER LIP AGAINST THE INSIDE DOOR HANDLE. EE NOTED HE HAD OIL ON THE BOTTOM OF WORK BO OT CAUSING HIM TO SLIP. THE RESULTING LACERATION TO LIP REQUIRED SUTURES.