Is Polystyrene Same As Polyethylene?

Is Polystyrene Same As Polyethylene? Polyethylene is remarkably dense and available in sheets, film, and fibrous forms. On the other hand, polystyrene is available in sheet, film, and foam forms. However, polystyrene can be very easily shaped and formed, especially when it is in a foam form. This makes it ideal for engineering purposes. Which