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... The lost wax casting is a manufacturing process in which a wax pattern is covered with refractory ceramic materials known as investment powder or Plaster of Paris (POP) or a clay composition of charcoal, cow dung or fiber, with a considerable amount of water to mix. The term lost wax casting is often used interchangeably or goes in hand with investment casting (Fox, 1988;Effah, et al, 2019;Asante, et al, 2019;Kissi et al, 2019) Meanwhile, investment casting is an improved version of the traditional lost wax casting. These two methods can be said to be the same depending on the fact that they all use wax pattern as a model. ...
