-
100
Crude Oil
The Chinese refined crude oil for use in lighting and heating. -
200
Natural Gas
The Chinese used natural gas to make salt from salt water in gas-fired evaporators. -
Jan 30, 1300
Wind
The first horizontal-axis windmills appeared in Western Europe. -
Coal
Baltimore, Maryland, became the first city to light streets with gas made from coal. -
Electricity
Joseph Henry invented the electrical relay. -
Solar
Auguste Mouchout was able to convert solar radiation directly into mechanical power. -
Hydroelectric
The first dam specifically designed for generating hydropower was completed near Ausin, Texas. -
Geothermal
The first dry steam geothermal power plant was built in Landerello in Tuscany, Italy. -
Nuclear
The first nuclear powered supmarine, the U.S.S. Nautilus, was launched. -
Geothermal
California's geothermal power plants provided 54.9% of the state's electricity.