Question

Define the following with example

1. Thermosetting plastics
2. Thermoplastic​

Answer 1

Answer:

1. which cant be moulded again and again , they will break if done
2. can be used again and again by heating

Answer 2

1.Thermosetting Plastics:

Plastics which cannot be moulded imto a new shape by melting..

ex:PVC

2.Thermoplastics:

Plastics which can be moulded into a new shape by melting..

ex:Polythene