Question

Properties of polystyrene and its uses5

Answer 1

Types of plastic and their uses

MaterialPropertiesUsesHigh-density PVC foamStiff, hard, tough and lightweight, with a good resistance to chemicalsMachining of 2D and 3D shapesPolystyrene sheet (or styrene sheet)Lightweight, hard, stiff, transparent and brittle. Good water resistanceUsed for vacuum-f


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Answer 2

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