Respuesta :
The second Industrial Revolution started at mid XIX century, but is really consider a phase of the Industrial revolution we all know, is not a rupture between eras, it is more a strengthening and perfectionism of the thechnologies, and it implies a series of development in Chemistry, electric, oil and Steel industry.
Also another esential process development are the steamed steel vessels, the develop of the plain and the steam locomotive, mass production, some techniques on food preservation and the invention of the electromacnetic phone device.
The second industrial revolution was the revolution of Industrial technology. The major innovations came in from the field of Petroleum, Steel and Electricity.
Further Explanation:
The period of second Industrial revolution was between 1870 to 1914. During the first industrial revolution, Growth of textiles, roads and rails were witnessed. The second industrial revolution saw growth in the field of Steel, Petroleum, Electricity and it was more of focused on growth of industrial technology. Many changes took place during this period of time with new industrial equipment replacing old ones for example, Steel was replaced by Iron. Before this time, Iron was used in many constructional projects but introduction of steel in constructional projects such as expanding of railway lines, not only reduced the cost by half but also it increased the pace of these projects which helped in spreading of transportation quickly than expected. Establishment of Machine industry, Invention of Bessemer process also came during this period of second industrial revolution. Before second industrial revolution, all the development projects were focused for the development of some major cities also, but second industrial revolution came in with advancements in the field of manufacturing and technology which made it possible to speed up all the public development projects in regards to rail projects, sewerage construction, water supply and gas related projects.
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Answer details:
Grade: High School
Subject: History
Chapter: Second Industrial Revolution
Keywords: Second Industrial Revolution, Water supply, railroads, construction, sewerage, gas, development, Bessemer Process, Machines, Technology.
