Which one of the following is not an elastomer ?
Correct answer: D. None of these
- A. Polyisoprene
- B. Neoprene
- C. Nitrile-butadiene
- D. None of these
Explanation
Polyisoprene, neoprene, and nitrile-butadiene rubber are all elastomers because they undergo substantial reversible deformation. Thus none of the listed materials is a non-elastomer.
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