Question

Which among the following statements is correct about non-renewable sources of energy? *
They will not be replenished once exhausted.
They will make the environment clean.
They will never be exhausted and we can use them for long time.

Answer 1

Answer:

The primary difference between the two is that Thermoset is a material that strengthens when heated, but cannot be remolded or heated after the initial forming, while thermoplastics can be reheated, remolded, and cooled as necessary without causing any chemical changes.