Welcome. 1  Welcome to the Internet home of Park County School District 6. Together, the eight schools that comprise our district provide a safe, empowering learning environment for kindergarten through twelfth grade students in Cody, Wyoming.
Insulation. Styrofoam insulates much more effectively than plastic, which means your cold drinks stay colder longer and your hot drinks stay hotter. Plastic cups are not recommended for hot drinks, and they do not have the insulation properties of Styrofoam.
How Are Foamed Polystyrene or Styrofoam Products Made. 1  Foamed polystyrene starts as small spherical beads that contain an expanding agent called hydrocarbon. 2  The polystyrene beads are heated with steam. As the expanding agent boils, the beads soften and expand up to forty times their original size.