Chemistry, 08.05.2021 09:20 zaniathomasel

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1. plastics can be melted by heating and thereafter moulded into desired
shape.
2. Melamine and Bakelite are examples of.
3. absorbs sweat.
4. are used for making toothbrush bristles.
5. type of plastic is used for making grocery bags.
6. type of plastic is used for making microwave cooking containers.
7. fibres are obtained from plant and animals.
8. Synthetic fibres are acquired from products.
9. Polythene is the polymer of .
10. was the first artificially manufactured fibre.
11. Polyesters are extremely and .
12. is used as an alternative for expensive, warm cashmere clothes.
13. The polymer cellulose is made up of a large number of units.
14. Silk fibre is obtained from whereas artificial silk is obtained by chemical
treatment of
15. Polythene which is used to make polythene bags is an example of a .
16. Plastics do not react with and .
17. Plastics are generally - than metals.
18. is a special plastic on which oil and water do not stick.
19. We should always remember the 5R principle: , , ,

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1. plas...

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