A scientist lowers can into a test reactor and other scientists at controls of the reactor in Idaho, United States.

US A.E.C. (Atomic Energy Commission) unveils the most powerful test reactor in Idaho, United States. A building in view. A reactor pulled out. Scientists stand beside the reactor. The scientists inside the building. A scientist holds a can in his hands. Different pipes connected to each other. Cans lowered into the reactor. The operating controls of the reactor. A scientist writes on a paper. Another scientist operates the controls. A printout comes out from a printer. A man seated at the controls. Another man stands beside the control.