Give reasons for each of the following:1) Electrical wires have plastics coating. 2) cooking pans have handles made of plastics.
3) Clothes made of synthetic fibres are not very comfortable to wear. 4) Plastic articles are more popular than the ones made of metals.
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1) because plastic is not a good conductor of electricity
2) because plastic(such as melamine, Bakelite) are good conductor of heat
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2) because plastic(such as melamine, Bakelite) are good conductor of heat
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