Identify the fibre used in swim suits and T - shirts as it has great elasticity.
Acrylic
Silk
Spandex
Cotton
Spandex is a synthetic fiber known for its elasticity and hence, used in making swim suits and T - shirts.
Towards the end of 19th century, scientists were successful in obtaining a fibre having properties similar to that of silk and it is known as artificial silk. Identify it from the below options?