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the first record of coal in the us seen on a map made by louis joilet.
the first record of coal in the us seen on a map made by louis joilet. -
coal was reported to be in PA
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James Watt
James Watts made/invented the modern daysteam engine. -
more coal
More house holds and steam boats used coal -
first battery
The first electric battery was invented by Alessandro Volta -
coal burned
Coal was burned to heat salt in PA -
electro-magnetic power
Michael Feradey discovered how to make electro-magnetc power -
wood replaced
coal replaced much of the wood heating -
coal replasted
coal replasted much of the wood heating. -
a competitoin
ethanal was competing for gasalein for cars -
wood for fuel
Electricity and natural gashad replaced much wood for fuel
