which thermoplastic used in coating of lenses
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A synthetic aromatic polymer made from styrene, polystyrene can be solid or foamed. Used in: Extruded polystyrene is used for disposable cutlery, plastic models of cars, smoke detector housings and disposable cutlery.
not sure but
hope it is help you
not sure but
hope it is help you
Answered by
1
Synthetic polymer or polystyrene ..
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