In 1963-65, S.I. Fishgal, among novelties described later in his 600 patent applications and publications, pioneered in using hydrodynamic and electrophysical cavitation for numerous technological processes. Then the only known use was ships supercavitation propulsion.
The authorÕs other engineering books are "Rock Crushers InventionsÓ and ÒMilitary Cable Layers-Extractors Inventions." His historical novels are "Piddler on the Hoof", "Kosher Hooks" and "Mein Krampf".