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Styrofoam, polystyrene

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The most common types of polystyrene are clear polystyrene (PS), expanded polystyrene (EPS) and high impact polystyrene (HIPS). Polystyrene is used to make packaging, bottles, packets, cups, cases and household items. Expanded polystyrene is used in packaging as a protective material. Clear polystyrene is used to make disposable cups, among other things. Empty and rinsed EPS package (expanded polystyrene) belongs to the category of plastic packages.​

EPS is also used as insulation material in construction.