[custom_adv]
Spandex is a lightweight, synthetic fiber that is used to make stretchable clothing such as sportswear. It is made up of a long chain polymer called polyurethane, which is produced by reacting a polyester with a diisocyanate.
Check Also
Balancing Privacy and Public Life
Sophie Grégoire, the ex‑wife of former Canadian Prime Minister Justin Trudeau, has spoken publicly for the …