What is the material that resembles styrofoam used in a residential building in Mexico and why is it so prevalent?

In Mexico, there is a common material used in residential buildings that looks like styrofoam. This material is known as expanded polystyrene (EPS). EPS is made by expanding beads of polystyrene, creating a lightweight material that is commonly used for building insulation and packaging. In residential buildings, EPS is often used to create insulated walls, … Read more