Iron and steel are one of the scrap materials which cannot be renewed but can be recycled and reused to make into new products. Steel for instance can be recycled over and over again without the need to worry of the quality being compromised. As for Iron, it possesses indestructible atoms as it can arrange itself back after series of melting.
So where can we find these scrap materials?
Most of it can be found in our daily household items from canned food to aerosol cans. These are one of the scrap materials that can be recycled.