Electric arcs

thumb|upright=1.5|Strokes of cloud-to-ground lightning strike the Mediterranean Sea off of Port-la-Nouvelle in southern France.

metal rod or metallic object to protect from lightning

device that generates sparks in internal combustion engines

electrical breakdown of a gas that produces an ongoing electrical discharge

furnace heated by a controlled electric arc

metal fabrication process whereby a desired shape is obtained by using electrical discharges to remove material

welding process that is used to join metal to metal by using electricity to create enough heat to melt metal, and the melted metals when cool result in a binding of the metals

gap between two electrodes that is used for generating sparks

device

Operation and description of the mercury-vapour rectifier

variety of spark transmitter

type of electric arc

device used as a substitute for a ground connection in a radio antenna system