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Question

Which one of the following is a thermosetting plastic?
  1. Polyethene
  2. Bakelite
  3. Acrylic
  4. PET


Solution

The correct option is B Bakelite

Thermosetting plastics are those plastics which once moulded, cannot be softened by heating. Two examples are:

1) Bakelite: Used for making electrical switches, handles of various utensils.

2) Melamine: Used for making floor tiles, kitchenware and fabrics which can resist heat. 

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