Multiple choice

The ----------------- polymer is used as an insulator in the electrical and electronics industries.

  1. polybutylene terephthalate

  2. Polyethylene terephthalate

  3. Polyoxymethylene

  4. Nylon 6,6

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A Correct answer
Explanation

Polybutylene terephthalate (PBT) is a thermoplastic engineering polymer, that is used as an insulator in the electrical and electronics industries. It is a thermoplastic (semi-)crystalline polymer, and a type of polyester.