Question

What is iron made of?

Answer 1

Answer:

Today, iron is made by heating hematite or magnetite in a blast furnace along with with a form of carbon called "coke" as well as calcium carbonate (CaCO3), better known as limestone. This yields a compound that contains about 3 percent carbon and other adulterants – not ideal in quality, but good enough to make steel.

Answer 2

Answer:

it is made by heating magnetite or hematite.