1.These are in great demand because they are cheaper, more durable, stronger and of greater variety.
2. Synthetic fibres are of two types: Cellulose (rayon and acetate) and non-cellulose (nylon and polyester).
3. Raw materials from which they are made: Rayon – wood pulp
Nylon – coal
Terylene – oil
4. Basic raw materials for producing synthetic fibres are:
(a) Caustic soda
(b) Sodium sulphate
(c) Sulphuric acid.
5. Main areas of production are:
Nylon – Kerala, Rajasthan, Andhra Pradesh
Rayon – Ahmedabad, Surat, Amritsar.