Part of issue HELP YOURSELF.
Pathe Studios, London.
Various shots of cameraman and studio technician adjusting lighting in studio to prevent glare. Various diagrams showing how light waves reach human eye from light source. Various diagrams showing how crystal discs or glass plates...
Experiments using electricity to shatter different kinds of materials.
A look at how the latest chemical compounds can be used in the fashion industry.
Footage of Scientist experimenting with coal dust in laboratories.
Machines which make "man-made lightning" are demonstrated.
Item explaining gears and levers.
Item about the skin of the human body.
Ghostly white shapes emerge against a black background - no soundtrack.
Men working on developing the laser beam in Germany.