One of the following man-made fibre is not prepared from raw materials obtained from petrochemicals. This one is:

The synthetic fibre which contains the group similar to those which give fruits their ‘sweet smell’ is:

The man-made fibre which contains identical to:

Which of the following plastics do not have cross-links between their polymer chains

(A) Nylon

(B) Nekamine

(C) Terylene

(D) Bakelite

The clothes of a person working in the kitchen catch fire accidently causing severe burns. The person is most likely wearing clothes made of: