Question

what is thermosetting plastics​

Answer 1

hey here is your answer

A thermosetting polymer, resin, or plastic, often called a thermoset, is a polymer that is irreversibly hardened by curing from a soft solid or viscous liquid prepolymer or resin. Curing is induced by heat or suitable radiation and may be promoted by high pressure, or mixing with a catalyst.

Answer 2

$\bf{Hey!}$

Thermosetting plastics are those which set with heat and have a little elasticity. Once set, they cannot be reheated and reformd