Question: Polymethyl methacrylate ( PMMA ) which is also known as Perspex and is produced by bulk polymerisation of methyl methacrylate is not a _ _

Polymethyl methacrylate (PMMA) which is also known as Perspex and is produced by bulk polymerisation of methyl methacrylate is not a _________ polymer.
Thermoplastic
Thermosetting
Linear
Glass like transparent

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