Question

What is thermosetting plastics........

Answer 1

thermoplastic polymer is a polymer which when moulded once cannot regain its shape when heated..

Answer 2

$\textbf{Thermosetting Plastic }$:

These are the polymers in which chains get highly cross-linked on heating.

They can't be reprocessed.

For example, Bakelite, Melamine etc.

Their polymers are in arranged in order shown in attachment.