Explain the properties and uses of the commercial iron product called pig iron.
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The typical commercial iron product is called pig iron. It contains 3 to 5 percent carbon and traces of other elements, such as manganese, sulfur, silicon, and phosphorus. Pig iron is the base material used to produce various types of iron and steel. Iron is used for a wide range of purposes in construction. It is the main ingredient in cast iron, steel, stainless steel, and iron alloys. Iron particles may be used as an abrasive for sandblasting and sometimes as aggregate for specialized concretes. They also form the basis for some color pigments.
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