Iron has been used for centuries. Discuss some of the early uses of iron in world history. Early steel making was an artisan's trade. Henry Bessemer's discovery revolutionized the steel industry. Andrew Carnegie was the most powerful steel manufacturer in the world.
Steel is now mass-produced.
Many of the steel mills in America had company towns. Discuss the dangers workers faced in a steel mill. Discuss the significance of the Homestead Strike. Discuss the role of steel in twentieth century wars. Discuss how technology has changed the steel industry.