History, Social Studies
posted by Roxannedaly .
People had known how to make steel since ancient times, but many historians claim steel caused a second industrial revolution at the end of the nineteenth century. Name the two innovators and the innovations in the production of steel that triggered the revolution. Explain why steel was a better building material than iron. Describe at least three ways steel changed society.
JP Morgon was one and either Rockefeller or Carneige was the other