EE WAS AIR LANCING MATERIAL IN A FEED HOPPER & THE HOSE CONNECTION AT THE BALL VALVE, CAME APART THE LOOSE END OF THE AIR HOSE WHIPPED & STRUCK HIM ABOVE HIS RIGHT EYE CAUSING HIM TO FALL OFF THE HOPPER HE FELL APPROX 5 FT TO THE GROUNDWHEN HE FELL HE INJURED HIS LEFT WRIST/ARM