EE WAS REPLACING SPIRAL BOLTS IN SCURBBER ON DISCHARGE END A PIECE OF HOT METAL FELL AGAINST THETORCH HOSE, BURNING THE ACETYLENE HOSE CAUSING A SMALL FIRE. EE GRABBED THE HOSE TO PINCH IT TH E GAS OFF. IN THE PROCESS THE OXYGEN SIDE HOSE BROKE CAUSING A BIGGER FIRE BURNING THE EE'S RIGHT THUMB