buying commodities

By commodities we mean raw materials that consist of unified matter. A commodity is physical and movable. good used in commerce that is interchangeable with other commodities of the same type. Commodities are most often utilized as inputs in the production of other industrial goods. The quality of a given commodity may differ slightly, but it is essentially uniform across producers within specified norms. When commodities are traded on an commodity exchange, they must also meet specified and generally agreed on minimum standards, which are also known as basis grades.