Question

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1.Why do u think artificial fibres are highly flammable?

2.Polythene is a thermoplast whereas melamine is a thermost.Compare their structure and designs.How do their properties depend on their structures?

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Answer 1

Hii,
Here is your answer_______________
1) Because they are made from chemicals.
2) Because polythene easily melts on heating and are soft but melamine does not melt and are hard . They burn instead of melting.
Hope this much will help you
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