PET is made up of repeating (C10H8O4) models. PET is often recycled, and it has the digit one (♳) as its resin identification code (RIC). The National Affiliation for PET Container pet methods (NAPCOR) defines PET as: "Polyethylene terephthalate items referenced are derived from terephthalic acid (or dimethyl terephthalate) and mono ethylene glyc