1. What is rayon? Say FTC.
Rayon is manufactured fibre composed of regenerated cellulose, as well as a manufactured fibre composed of regenerated cellulose in which constituents have placed not more than 15% of the hydrogen’s of the hydroxyl groups.

2. What is acetate? Say FTC.
Acetate is a manufactured fibre is which the fibre forming substance is cellulose acetate. Where not less than 92% of the hydroxyl! Groups are acetylated; the term triacetate may be used as a generic description.

3. What is polyester?
Polyester fibres are chemically composed of air at least 85 percent by weight of an ester of a substituted aromatic carboxylic acid, including but not restricted to substituted terephthalate units and Para substituted hydroxybenzoate units.

List the names of different chemical fibres:
1. Polyamide fibre
2. Orlon acrylic fibre
3. Acrilan acrylic fibre
4. Creslan acrylic fibre
5. Dynel fibre
6. Vinyon fibre
7. Saran fibre