a : something that is formed by casting in a mould or variety: which include (one) : a replica (as of the statue) in steel or plaster : casting (2) : a fossil reproduction of the details of a purely natural item by mineral infiltration b : an perception taken from an item this website by using a liquid or plastic material : mold They made a mask from the wax cast of her facial area.
off the despair scrap and junk indicate throwing away or breaking up as worthless in existent variety.
discard implies the allowing go or throwing absent of a thing that is now ineffective or superfluous though usually not intrinsically valueless.