Q71 of 83 Page 57

The non-stick coating on frying pans is that of a plastic called:

Teflon is a special plastic on which oil and water do not stick. It is used for nonstick coating on cook wares.

Which of the following is a man-made fibre prepared from wood-pulp?

The manufacture of one of the following artificial fibres contributes to deforestation this fibre is :

Which of the following plastics is used for making electric switches?

Which of the following are thermosetting polymers?

(A) Melamine

(B) Terylene

(D) Bakelite