When electricity is generated, the heat that is produced as a by-product can be captured and used for process steam, heating or other industrial purposes.
Some small craft which the pirates used in other cruises, were captured by the barges it was expected the pirates would be hunted from their lurking places.
In 1951 the first video tape recorder captured live images from television cameras by converting the camera's electrical impulses and saving the information onto magnetic video tape.
