The molten iron is loaded into a furnace and with the scrap steel becomes part of the new steel mix. Limestone helps ensure that the new steel is of high quality by causing the impurities which may be in the molten iron to rise to the surface. These impurities, known as slag, are then skimmed off the top leaving the molten iron. Coke is made from coal. Coal is mined, shipped and heated in an oven until it becomes coke.
Coke fuels the process of making molten iron from iron ore in the blast furnace.
Name three kitchen appliances that contain steel. Glass containers protect the products inside them. They preserve freshness and taste. Name something sweet that comes in a glass jar. It goes well with peanut butter.