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The Invention of Polystyrene and Styrofoam
from inventors.about.com
Comment from the contributor:
From About.com -- An article on the origins of polystyrene and plastics - specifically styrofoam.
“ Polystyrene is a strong plastic created from erethylene and benzine that can be injected, extruded or blow molded, making it a very useful and versatile manufacturing material. Most of us recognize styrofoam a form of foam polystyrene packaging. Polystyrene is also used as a building material, with electrical appliances (light switches and plates), and in other household items. ”