INJURED WAS WORKING ON A 777 TRUCK. THE ROCK KICKER HAD GOTTEN BENT AND WAS FOULED IN PLACE. HE PROCEEDED TO CUT OUT THE ROCK KICKER BY USING TORCHES AND WHEN IT CUT IN TWO, IT SUDDENLY SPRANG OUT WITH A LOT OF FORCE, STRIKING THE TORCH AND IN TURN, THE TORCH STRUCK HIM ON CHIN. HE SUSTAINED A CUT AND BRUISED CHIN AND JAW AS A RESULT.