A diver uses a cutter fuelled by hydrogen and oxygen to cut steel bars under water.
Cutting steel under water.
M/S of a man in diving suit being lowered into the sea, a reel turns on a boat and he disappears. M/S of hydrogen and oxygen canisters used to fuel the steel cutter, a man adjusts the pressure on deck. Various shots of the diver below the surface as he uses the cutter to sever 6 inch steel bars. He pulls on the rope and is brought to the surface again.