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Hey friends.....!!!!!!!!Good afternoon                             ☀                                                                             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?❌ Don't copy from google.Just write your own views.❌Don't spam.#samaira....Have a nice day........

Answer»

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
If you LIKE my answer pls mark as BRAINLIEST.



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