Some is also used in the manufacture of livestock feed. Polystyrene is used in pure form and expanded. Typically produced from synthesis gases, namely carbon monoxide and hydrogen. Also widely used in the pharmaceutical industry. Also used a primary ingredient in antifreeze.
Most production is used to make butyl rubbers.
In short, if it's white, it probably has titanium dioxide in it. Used as the main feedstock for polycarbonate resins and epoxy resins. Feature Articles For Your Information ChE in Everyday Life ChE in Medicine Alternative Energy Proc. This site is maintained by Christopher M. A. Haslego,BSChE, an Alumnus of West Virginia University.