ポリエチレンテレフタラート
Polyethylene terephthalate (sometimes written "poly(ethylene terephthalate)"), commonly abbreviated PET, PETE, or the obsolete PETP or PET-P, is the most common thermoplastic polymer resin of the polyester family and is used in fibres for clothing, containers for liquids and foods, and thermoforming for manufacturing, and in combination with glass fibre for engineering resins.