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Ben Franklin
Proved that static electricity and lightning were the same thing by tying a key to a kite during a thunderstorm -
Joseph Henry
Invented the electric relay. This could send electrical currents far distances -
Thomas Davenport
Invented the electric motor; which is used in most electrical appliances today -
Samuel Morse
Invented the electric telegraph. A machine that could send messages far distances across wires -
Thomas Edison
Invented an incandescent light bulb that could be used up to 40 hours without burning out -
William Stanely
Built the first AC system -
Charles F. Brush
Used the first large windmill to generate electricity in Cleveland, Ohio -
Henry Ford
Built his first automobile, the quadricycle, to run on pure ethanol -
Herman Blumgart
Used radioactive tracers to diagnose heart disease -
Frederick M. Jones
Invented first automatic refrigeration system for long-haul trucks
