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PMMA is otherwise known as _______

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PMMA is otherwise known as _______

(a) Polyacrylonitrile

(b) Plexiglas

(c) Polyvinyl fluoride

(d) Perfluoroalkoxy ethylene

This question was addressed to me in an interview for job.

The doubt is from Thermoplastics topic in division Non Metallic Materials of Engineering Material & Metallurgy

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Correct choice is (b) Plexiglas

Easiest explanation: Polymethyl methacrylate (PMMA) is a commonly used acrylic material. It is also commonly known as Perspex or Plexiglas. They are hard, easily formed, and readily colored polymers. PMMA is produced by the process of addition polymerization.

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