Which of the following is not an example of rubber?
A. Polychloroprene
B. Buna-N
C. Butadiene-styrene copolymer
D. Polyacrylonitrile
Answer:D
Which of the following is not an example of rubber?
A. Polychloroprene B. Buna-N C. Butadiene-styrene copolymer D. Polyacrylonitrile