Contact Lenses are made from a Polyvinyl Chloride b Polystyrene c Lucite d Teflon
which option is correct
Contact Lenses are made from lucite.
Match the polymers in column-A with their main uses in column-B and choose the correct answer:
Column-AColumn-B(A) Polystyrene(i) Paints and lacquers(B) Glyptal(ii) Rain coats(C) Polyvinyl chloride(iii) Manufacture of toys(D) Bakelite(iv) Computer discs
(IIT-JEE-2015(M))
Which of the following is not a thermoplastic polymer ?
(a) polyester (b) melamine (c) nylon (d) polyvinyl chloride