The phrase "after pieces" can be substituted with a variety of synonyms including remnants, scraps, leftovers, residues, or remnants. These terms all refer to things that are left over after the main part has been used or removed. Remnants refer to a small remaining quantity of something, while scraps or leftovers are pieces of food or material that are left uneaten or unused. Residues refer to a small amount of a substance that is left as a result of a process. Regardless of which synonym is used, they all convey the same idea of something that is left over or residual.