Question

डिफाइन थर्मोप्लास्टिक​

Answer 1

Answer:

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Explanation:

denoting substances (especially synthetic resins) that become plastic on heating and harden on cooling, and are able to repeat these processes.

Answer 2

Thermoplastics are defined as polymers that can be melted and recast almost indefinitely. They are molten when heated and harden upon cooling. ... Some of the most common types of thermoplastic are polypropylene, polyethylene, polyvinylchloride, polystyrene, polyethylenetheraphthalate and polycarbonate

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