The Blast Furnace. Iron is extracted from its ore using carbon in a competition reaction. Raw Materials. Coke â€“ carbon - C Limestone â€“ calcium carbonate - Ca CO 3 Iron ore â€“ iron (III) oxide - Fe 2 O 3. The Blast Furnace - diagram. Raw materials. Hot waste gases. Hot air. Molten iron.
Iron is extracted from its ore using carbon in a competition reaction
Hot waste gases
is very brittle and has a limited number of uses. To make it more useful some of the carbon has to be removed. This is done when it is made into steel