scrap metal Recycling encompasses wide range of metals, most common recycled metals are scrap aluminum, copper, iron, zinc, steel, copper, and stainless steel. Recycling is processing of used materials ( commonly referred as 'Waste Material") and turn them into usable raw materials. Such process helps in reducing waste of useful materials, thus helps in reducing the consumption of fresh raw materials amid increasing high demands and scarcity of these precious raw materials.