MCQOPTIONS
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| 1. |
Acrylonitrile-butadiene-styrene (ABS) copolymer, which is produced by blending styrene-acrylonitfile copolymer with butadiene based elastomer, is a/an |
| A. | rigid foam |
| B. | engineering plastic |
| C. | thermosetting polymer |
| D. | spongy rubber |
| Answer» C. thermosetting polymer | |