EE WAS STANDING ON THE GROUND, PULLING THE WASTE OIL HOSE OFF THE REEL OF THE GREASE TRUCK, TO PERFORM SERVICE ON A ROCK TRUCK. AS HE WAS PULLING, THE END OF THE HOSE CAME OFF CAUSING HIM TO L OSE HIS BALANCE & FALL TO THE GROUND. HE ATTEMPTED TO BREAK HIS FALL WITH HIS LEFT ARM, LANDING ON HIS ARM INJURING HIS WRIST.