Item title reads - Hot Cold.
M/S of heavy machinery and big wheels in factory which makes artificial ice. Containers are filled with water and lowered into bath of freezing salt and ammonia. The water freezes and the blocks are brought out by a crane arm, the blocks are then dipped into water...
Tanks are tested after being in the repair shop following damage.
Good footage of men working in a large iron foundry.
Making and packing of parachutes in a factory.
Factory workers leaving work.
Factory workers going home after work.
Men working in steel factory.
Ivory hair brushes are made in unknown factory.
Shots of metal work and engine production.