Question

1. Synthetic fibres are also called ______ or ______ fibres.

2. Synthetic fibres are synthesised from raw material called ______

3. Like synthetic fibres, plastic is also a______

. 4 Nylon thread was first developed simultaneously in ______ and ______

5. PVC is used as an insulator cover in_____​

Answer 1

Answer:

1) manmade fibres

3) Man made

Answer 2

Answer:

1)man made or artificial fibers

2) petrochemicals

3) plastic is also a polymer

4)new York and London

5)wide spread use in building, transport, packaging, electrical/electronic and healthcare applications