Multiple choice

Which of the following is a thermosetting plastic?

  1. Polystyrene

  2. Polyvinyl chloride

  3. Acrylic

  4. Teflon

  5. Bakelite
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Thermosetting plastic, once set after being melted, cannot be moulded again. Bakelite is very hard and a good electrical insulator.

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