In this clip, men work on building a rocket power plant (the unit created for the propellant) at Aerojet.Men dressed in jumpsuits in a production line assembly work on the installation of the forward bulkhead on the air pressure tank. Next they add a control panel. CU of the panel. A hand points at the pressure regulator valve, the pressure line valve, and the solenoid control valve. The control panel is rotated, then a hand points at more valves. The thrust chamber assembly is lifted by the men in jumpsuits. An aluminum oxidizer tank is next installed. Next comes the fuel tank. Restrainer caps are then put on over the ends of the tanks. A man inspects the assembly, then an aluminum cowl is placed over the tops of the tanks.