Fran Scott describes some of the uses of steel and then finds out how it is made from iron that has been produced in a blast furnace ... from the series Real World Chemistry.

C(s) + O 2 (g) → CO 2 (g) Step 2 – More coke is added to the furnace and reduces the carbon dioxide into carbon monoxide, a good reducing agent. In the blast furnace, it is so hot that carbon ...