Polyvinylchloride, also known as PVC, has been mass-produced since 1938.
-	It is a thermoplastic polymer.
-	Applications: Used in pipes and fittings, wire and cable insulation, extruded film and sheet, and medical applications.
-	General properties: Its flexible grades are easy to process. Its rigid grades have a high dielectric strength, outdoor stability, chemical resistance, good moisture stability, and low cost. Both have low heat resistance.
-	Trade Name: Geon, Viclon.