USA HISTORY

Detailed explanation-1: -By age 30, Carnegie had amassed business interests in iron works, steamers on the Great Lakes, railroads, and oil wells. He was subsequently involved in steel production, and built the Carnegie Steel Corporation into the largest steel manufacturing company in the world.

Detailed explanation-2: -However, he decided to invest more time in the steel industry in 1875 and built his own steel plant in Braddock, Pennsylvania. Known as the Edgar Thomson Works, Carnegie’s steel mill adopted the Bessemer steel-making process and any other technological innovations that helped factory operations run more efficiently.

Detailed explanation-3: -Carnegie Steel Company was a steel-producing company primarily created by Andrew Carnegie and several close associates to manage businesses at steel mills in the Pittsburgh, Pennsylvania area in the late 19th century.

Detailed explanation-4: -Edgar Thomson Steel Works, which would eventually evolve into the Carnegie Steel Company. In the 1870s Carnegie’s new company built the first steel plants in the United States to use the new Bessemer steelmaking process, borrowed from Britain.

Detailed explanation-5: -Andrew Carnegie was an industrialist who was known for making investments in and buying up companies in various industries, including steel, railroads, and coke, which is the material used in the steelmaking process.