PCB


 * __POLYCHROLINATED BIPHENYLS__

PCB is a chemical with 1-10 chroline atoms as well as biphenyl.PC**B is a** This chemical was used for dielectric fluids PCB was used for fluorescent light fitting. As well as in
 * Colorless,
 * Tasteless &
 * clear to pale- yellow chemical.
 * in transformser,
 * coolants &
 * capacitors.
 * Plasticiser,
 * Adhesives &
 * Railway sleepers

Having PCB in the Human system would effect their immune system as well as mensual cycle. In humans it would be shown in their
 * U rine,
 * Blood,
 * Skin &
 * Liver

PCB has been linked to being a possible cause of Cancer.

In the 1970's PCB was banned from the United States. A Harvard chemist found how hazardous the chemical was. Some companies continued to use the chemical despite the warnings. In 1976 PCB was found in the Hudson River. THe Aquatic life in the River had suffered servely.