A thermoplastic resin,(C2F4) n,that is resistant to heat and chemicals,has an extremely low coefficient of friction,and is used as a coating on cookware,gaskets,seals,and hoses.

• 聚四氟乙烯，一种热塑性树脂，（C2F4）n，抗热抗化学物质，具有极低的摩擦系数，被用作炊具、垫圈、气塞和袜子的覆面。