Styrofoam: Polystyrene foam

Polystyrene foam, often referred to by the brand name ‘Styrofoam’, is a lightweight, insulating material widely used in various industries. It is a versatile substance derived from polystyrene, a type of polymer produced from the monomer styrene. What is Styrofoam? It’s more than just foam cups! Learn about EPS, XPS, and #4 Styrofoam, their differences, and whether they can be recycled. Styrofoam, on the other hand, is a brand name for a specific type of expanded polystyrene foam. It is lightweight, buoyant, and has excellent insulating properties, making it a popular choice for packaging fragile items and for insulation in construction. Styrofoam is a light blue material used for building insulation and crafts, manufactured by DuPont. It is often confused with expanded polystyrene foam (EPS), which is more common in food containers and packaging.