Polystyrene is usually (but not always) a homopolymer, which means it is only formed by combining the monomer styrene with... morePolystyrene is usually (but not always) a homopolymer, which means it is only formed by combining the monomer styrene with itself. According to the type of PS, it can be classified as a "thermoplastic" or "thermosetting" material.
Polystyrene is such a challenging material. Polystyrene is the main component of polystyrene foam, which is widely used, but... morePolystyrene is such a challenging material. Polystyrene is the main component of polystyrene foam, which is widely used, but rarely recycled.