Focus on the pronunciation of plastic
English definition of “plastic”
/ˈplæs·tɪk/ n [C/U] (MATERIAL)
› any one of a group of materials made chemically and shaped into different forms for different uses: [U] The cover of the book is actually made of plastic, though it looks like cloth. [C] Plastics can be produced in the form of fibers or sheets and are used in building materials as well as in consumer goods.