Styrofoam
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Styrofoam is a brand of closed-cell extruded polystyrene foam, manufactured to provide continuous building insulation board used in walls, roofs, and foundations as thermal insulation and as a water b
Styrofoam insulation extruded polystyrene foam (XPS), owned and manufactured by DuPont
Worker installing Styrofoam frost protection insulation board.
Polystyrene
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Polystyrene is a synthetic polymer made from monomers of the aromatic hydrocarbon styrene. Polystyrene can be solid or foamed. General-purpose polystyrene is clear, hard, and brittle. By weight, it is
Styrofoam
…Styrofoam is a brand of closed-cell extruded polystyrene foam (XPS), manufactured to provide continuous building insulation board used in walls, roofs, and foundations as thermal insulation and as a water barrier…
Expanded polystyrene packaging
A polystyrene yogurt container
Bottom of a vacuum-formed cup; fine details such as the glass and fork food contact materials symbol and the resin identification code symbol are easily molded
Polystyrene is flammable, and releases large amounts of black smoke upon burning.