Question

3. Which type of plastics cannot be processed again and again?​

Answer 1

which are less than 50 microns cannot be processed again and again.

Answer 2

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__THERMOSETTING PLASTICS__

because they are of materials with high melting points. And these plastics do not get soften while heating. So, they cannot be processed again and again and cannot be further used. Such as bakellite and melamine.

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