What is Styrofoam Made Of? | An Engaging Perspective
What is Styrofoam Made Of? Styrofoam is made by expanding polystyrene, a petroleum-based polymer, with a blowing agent like pentane or carbon dioxide. The process creates a lightweight foam with trapped air pockets, making it an excellent insulator and versatile material. You’ve probably seen it many times: that white, lightweight, and sometimes squeaky material used … Read more