Polymer Technology
Addition polymerisation is not involved in the manufacture of

Polystyrene
Polyhexamethylene adipamide
Low density polythene
Poly vinyl chloride

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Polymer Technology
Pickout the wrong statement.

Polymers made of more than one monomer is called copolymer or mixed polymer
Polymers made of only one monomer is called homopolymer
Vulcanised rubber is more elastic than natural rubber
The intermoleculer forces in ther-mosplastic polymers are intermediate to that of elastomers & fibres

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