Experiments using electricity to shatter different kinds of materials.
Titles read: "Smashing the Atom. Science is relentlessly pursuing its investigations into the construction and smashing of the atom. Pressures of one to three million volts are used in experiments today."
Various shots show experiments with electricity: electric charges are seen fizzing around a metal cylinder; a block of wood is smashed by a single discharge of electricity. A piece of limestone glows brightly after being exposed to a charge.