(i) Polystyrene |
(ii) Melamine |
(iii) Polyesters |
(iv) Polyethylene |
(v) Neoprene |
A) (i) and (iii)
B) (i) and (iv)
C) (iii),(iv) and (v)
D) (ii) and (iv)
Correct Answer: B
Solution :
[b] Polystyrene and polyethylene belong to the category of thermoplastic polymers which are capable of repeatedly softening on heating and harden on cooling.You need to login to perform this action.
You will be redirected in
3 sec