Chlorine is an intermediate in the processes to make polyurethane's (PU for mattresses), polycarbonate (PC for CD's, aeroplane windows and many temperature resistant kitchen utensils), carboxymethylcellulose (CMC used as absorbent in napkins), epoxy (paints and glues), silicones (highly resistant sealants, rubbers, lubricants), Teflon (bakery),...