Question

1. Polyster shrinks on washing.
2. Plastics are not affected by heat.
2. Acrilon is a pure wool obtained from sheep.
3. Bakelite is a thermosetting plastic.
5. P. V. C. is a good conductor of electricity.
6. Perspex is used to make window of aeroplanes.












Answer

1. false
2. false
3. false
4. ture
5. false
6. ture​

Answer 1

Explanation:

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