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Jan 1, 600
static electricity
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William Gilbert
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Stephen Gray
Stephen Gray's discovery of the conduction of electricity. -
Benjamin Franklin
Charles Francois du Fay discovered that electricity comes in two forms which he called resinous(-)and vitreous(+). Benjamin Franklin and Ebenezer Kinnersley later renamed the two forms as positive and negative. -
Static Charges In The Air
Benjamin Franklin experiments with static charges in the air and theorized about the existence of an electrical fluid that could be composed of particles. -
lightening rod
Benjamin Franklin invented the lightening rod - he demonstrated lightning was electricity. -
energy utility
First energy utility in US founded. -
Michael Faraday
First electric motor invented by Michael Faraday. -
J.P. Joule
J. P. Joule's law of electrical heating published -
electric tansformer
The electric transformer is invented. Thomas Edison introduces the "three-wire" transmission system
