Synthetic fibres are synthesised from raw material called ______.
petrochemicals
Explain why some fibres are called synthetic.
Rayon is different from synthetic fibre because
it has a silk like appearance
it is obtained from wood pulp
its fibres can also be woven like those of natural fibres
Synthetic fibres are also called _______ or _____ fibres.
Like synthetic fibres, plastic is also a ________.
