A light resilient foam of polystyrene. Also referred to as polystyrene on our site.
STYROFOAM is a trademarked name for a specific form of insulation manufactured by The Dow Chemical Company. "STYROFOAM" is not synonymous with "polystyrene."
Trademark name of a rigid, lightweight, polystyrene plastic insulating board.
The trade name given to a polystyrene foam product made by Dow Chemical Company.
a good insulator
Trade name for lightweight rigid form of compressed polystyrene crystals.