question_answer 7)

Explain why the following are made of thermosetting plastics,                        (a) Saucepan handles                       (b) Electric plugs/switches/plug boards  

Answer:

(a) The handles of saucepan are made of thermosetting plastic because it is a bad conductor of heat and does not get heated up while cooking. (b) Electric plugs/switches/plug boards are made up of thermosetting plastic, because it is it a bad conductor of electricity. Electric current does not pass through such plastics.