The organic acid monomer in nylon-66 is __________________?

A. Electrical insulation purpose
B. Tanning of leather
C. Strengthening of plaster of Paris
D. Decorative laminates

A. Silk
B. Viscose rayon
C. Wool
D. Cotton

A. Glycerol
B. Nitro cellulose
C. Camphor
D. None of these

A. Same as Dacron
B. A polyester
C. Both A. & B.
D. Neither A. nor B.

A. Polystyrene
B. Polythene
C. Polypropylene
D. PVC