Presentation on theme: "The Expansion of industry. Natural Resources fuel industrialization At the end of the 19th century, natural resources, and growing markets fuel an industrial."— Presentation transcript:
Natural Resources fuel industrialization At the end of the 19th century, natural resources, and growing markets fuel an industrial boom. By 1920s, U.S. is worlds leading industrial power, due to: - wealth of natural resources - government support for business - growing urban population
Bessemer process the Bessemer process -- the most important technique for making steel in the nineteenth century Developed by Henry Bessemer and William Kelly around 1850 Injecting air into molten iron to take out the carbon and other things to make steel
New uses for steel Railroads Barbed wire farm machines Innovative construction (like the Brooklyn bridge(
Alva Edison (February 11, 1847 – October 18, 1931) Establish the worlds 1 st research laboratory in Menlo Park, New Jersey Perfected and patented the incandescent light bulb in 1880 Invented a whole system for producing and distributing electrical power This enabled industry to grow like never before
Christopher Sholes Intended the typewriter (1867) The Typewriter opened new jobs for women
Alexander Graham Bell Christopher Sholes Intended the typewriter (1867) Alexander Graham Bell The telephone (1876) with Thomas Watson The telephone opened even more jobs for women
Dynamite! In 1863, Alfred Nobel invented the Nobel patent detonator or blasting cap for detonating nitroglycerin. Nitroglycerin was first invented by Italian chemist Ascanio Sobrero in 1846. In its natural liquid state, nitroglycerin is very volatile. Alfred Nobel understood this and in 1866 he discovered that mixing nitroglycerine with silica would turn the liquid into a malleable paste, called dynamite.