EE WAS SHOVELING HOT MATERIAL OFF OF A CONVEYOR BELT ONTO THE FLOOR WHEN HE LOST HIS BALANCE ANDSTEPPED INTO A PILE OF HOT MATERIAL WITH HIS R. FOOT AS HE ATTEMPTED TO REGAIN HIS BALANCE. HOT DUST MATERIAL FLOWED OVER THE TOP OF HIS BOOT & DOWN INSIDE OF THE BOOT. THE HOT MATERIAL BURNEDHIS SKIN ON THE EE'S R. ANKLE AND FOOT.