Which is the first man-made fibre? What is it generally called and why?

Rayon is the first man-made fibre. It is obtained by chemical treatment of wood pulp. So it is also known as a semi-synthetic fibre. Rayon appears like silk. So, rayon is also known as the artificial silk.

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Rayon is first man made fibre it is obtained from wood pulp and some other chemicals its generally called artifical silk.
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