Cooking tests at Gas Research Centre, Fulham, London.
Various shots female food scientist working in kitchen. C/U woman timing with stopwatch. C/U gauge. M/S woman carrying cake and putting it in the oven. She place a rod on a wire ( a "thermocouple"). Pan from oven to C/U of temperature reading...
Experiments using electricity to shatter different kinds of materials.
A large power press crushes a tree trunk, a watch face and a riveted joint.
Footage of Scientist experimenting with coal dust in laboratories.
Machines which make "man-made lightning" are demonstrated.
Harmonograph recording two or more connected movements is presented at G.W.R Show.
Proposals for construction 'perpetual motion' machines - none of them works.
Road safety campaign for children in London.
Ghostly white shapes emerge against a black background - no soundtrack.