A coal and heat process that removes sulphur and other impurities without actually burning the coal.
carbon and coke
iron core , coke and limestone are needed to make pig iron
iron core , coke and limestone are needed to make pig iron
Aluminium is used.
silicon
you dont make it out of materials you use wood&glass.
Actually there are really no raw ingredients in yogurt
Rubber
you use water to make a car
Just iron, since it is a raw material already.
Carbon, Hydrogen, and Oxygen
plastic