Casting is a manufacturing process in which 1 metal is 2 or injected and allowed to solidify in a suitably shaped mold cavity. During or after cooling, the cast part is removed from the mold and then processed for delivery. Castings are parts that are made close to their final dimensions by a 3 process. With a history dating back 6,000 years, the various casting processes are in a state of continuous 4 and evolution as technological 5 are being made.