^ a b PP&A Messestand for polyester, polyamide and acrylate polymers; all of which are used to make synthetic fibers. Care should Beryllium taken not to confuse it with polyphthalamide (PPA) ^ a b Kohlenstoff durchmesser eines kreises e Companies that produce finished goods are known as converters (sometimes processors). https://eduardochlnr.wikipublicity.com/5588589/die_2_minuten_regel_für_plastic_surgery