Polystyrene was invented or found on 1839 by a German apothecary Euduard Simon discovered polystyrene when he was isolated the substance from natural resin.
The original form of polystyrene is C8H8 or in other words its 8 carbon and 8 hydrogen.
CHEMICAL CHANGE REQUIRED FOR THE MAKING OF PRODUCT
The chemical change required to make the product is pre-expansion, drying, maturation and molding.
THE MAKING OF POLYSTYRENE
PHYSICAL AND CHEMICAL PROPERTIES
physical properties: Hard, stiff, brittle and transparent
chemical properties: flammable, disposable and synthetic