and man made fibre which consists of synthetic fibres and regenerated fibres. natural fibres are made from plant, animal and mineral sources. natural fibres can be classified according to their origin. vegetable fibres are generally composed mainly of cellulose: examples include cotton , jute, flax, ramie...
is referred to as the length to breadth ratio. the most useful fibres should have the length to diameter/breadth ratios of more than : . almost all textile fibres have the length to breadth ratio of more than : . typical ratios for several natural fibres are as follows: cotton= wool= silk= x flax= ramie...