Full titles read: "THE BREAKING POINT"
Testing laboratory in Vienna, Austria. L/S's of two factory workers in the laboratory testing the strength of household tiles with a large machine. M/S of one of the tiles breaking under the strain of the machine. The commentator says that the "press [machine]...
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.