An item showing varying forms of pressure and ways of measuring it.
No title - Different forms and measurements of pressure.
Location of events unknown.
Various shots of a press, vice and nutcracker. C/U of a handshake, M/S's of girl on man's knee, he squeezes her arm tightly. M/S as one man treads on another's foot, a fireman looks into his hose which squirts out water at him.
C/U of a barometer. Various shots of diagrams explaining how it works. Various shots of different barometers. M/S's of barrage balloons in the air. More diagrams explain about pressure and height. M/S as an aeroplane flies over, C/U of the pressure gauge inside. Various shots of a really bad storm.