erephthalate), poly(oxytetramethylene)-poly(ethylene terephthalate), and the like; and polyamides, such as poly(6-aminocaproic acid) or poly(??-caprolactam), poly(hexamethylene adipamide), poly(hexamethylene sebacamide), poly(11-aminoundecanoic acid), and the like; and copolymers of the foregoing, such as acrylonitrile-butadiene-styrene (ABS) copolymers, and the like.