... Poly Styrene) is a lightweight, rigid, plastic foam insulation material produced from solid particles of polystyrene. Expansion is achieved by ... made from foamed polystyrene are nearly ubiquitous, for example packing materials, insulation, and foam drink cups. How do we ... and fruit box, Fish box, Electronics packaging; New Building Material: i.e.: Sandwich panel, 3D panel, Brick insert, Insulated ...