Which of the following can be used as substitute for wool in synthetic fabric?
The synthetic polymer which can be used as a substitute for wool for making sweaters and shawls, etc., is :
(a) nylon (b) polyester (c) terylene (d) acrylic
Which of the following fibre can be used as a substitute for wool?
The synthetic material which can be used for making fabrics as well as shatterproof bottles and jars is :
(a) nylon (b) rayon (c) polyester (d) acrylic