MCQOPTIONS
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| 1. |
Polyvinyl chloride (PVC) |
| A. | is produced by polycondensation reaction. |
| B. | uses either emulsion or suspension polymerisation methods. |
| C. | can be made thermosetting by adding a plasticiser. |
| D. | softening temperature is 200 C. |
| Answer» C. can be made thermosetting by adding a plasticiser. | |