EE STRUCK VALVE WITH HAMMER AND FELT SOMETHING HIT HIS FACE. EE HAS 1/8"" CUT ABOVE [R] EYEBROW. BLEEDING HAS STOPPED. APPEARS THAT A PIECE OF METAL REMAINING UNDERSKIN. GUARD UNABLE TO REMOVE WITH FORCEPS. EE SENT TO NORTH BAY ER. METAL REMOVED UNDER LOCAL ANESTHESIA.