Steel is an alloy that is made of iron and carbon. Steel is the most widely used material in the world, with over 1 billion tons produced every year. Steel production contributes to about 3% of the world’s energy use (McKinsey). The process of steel production starts with iron ore, which contains a small percentage of silicon and manganese. What is Steel Manufacturing? Steel Manufacturing is the process of making steel. It takes iron ore, coal, and limestone to make steel. This process starts with converting the raw materials into liquid form in order to melt them down in a...