cast Options

a : a thing that is shaped by casting inside of a mold or sort: like (one) : a reproduction (as of a statue) in metallic or plaster : casting (2) : a fossil copy of the main points of a normal item by mineral infiltration b : an impression taken from an item which has a liquid or plastic substance : mildew They built a mask from a wax cast of her experience.

: a mass of plastic issue fashioned in cavities of diseased organs (given that the kidneys) and discharged from the body

discard click here implies the letting go or throwing absent of something which has become worthless or superfluous even though often not intrinsically valueless.