Non-ferrous metals are metals or alloys whose chemical compositions do not include iron or ferrous elements. Since nonferrous metals don’t contain iron, there’s less chance that they may rust or corrode. Before being refined by electrolysis, these metals typically extract from minerals such as carbonates, silicates, and sulfides. Electrolysis is typically used in the refinement of non-ferrous metals. By weight, non-ferrous alloys have compositions with less than 1% iron. Manufacturers ignore the expense of this metal because of its recyclability. Recycling non-ferrous metals is less energy-intensive and easier than mining them. Re-smelting and re-casting are the procedures needed to recycle them. Brass, bronze, and solder are examples of alloys made from nonferrous materials that can be combined for greater.