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Bessemer Process
Henry bessemer invented the bessemer process to cheaply mass produce steel. This was important because it made steel cheap and easier to get which ment that eventualy cars buildings and trains were cheaper and most people could buy them. -
barb wire
Patented by lucien smith. It could be used in war and to fence in land for cattle. -
air brakes
Air brakes were invented by George Westinghouse to brake trains with copressed air. This was much better then the system before it which acted like emergency brakes. -
incandescent light bulb
thomas edison patented the light bulb. It put out much more light then before. uses a melat filment and electicity. -
Maxim Gun
sir hiram maxim invented the first self powered machine gun. This enabled people to put more rounds down range meaning more chance to hit something -
alternating current
Alternating current patented by westinghouse it was much better then dc. It could travel longer and with more power. it would give the power to build factories -
radio
invented by tesla it was origannaly wireless telaragh machine.