Question

3. All the synthetic fibres are prepared by using raw material, called- (B) Petro-chemicals (C) Polyester​

Answer 1

Answer: petrochemicals

All the synthetic fibres are prepared by a number of processes using raw materials of petroleum origin, called petrochemicals. The synthetic fibres are made up of very large units called polymers. Some of the synthetic fibres are rayon, nylon and acryl on.

Answer 2

Answer:

petro - chemicals

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