Poly Chlorinated Biphenyls (PCBs) are dielectric liquids which have been widely used in various industries for more than 50 years because of their supposed nonflammabi 1 i ty and thei r chemical inertness. Recent acc idents all over the world have shown PCBs can burn and their combustion by- products (dioxines, furanes, etc.) are highly toxic. In fact, confusion has been created in the pub 1 ie mind between the dangers and hazards induced by PCBs themselves and those generated by their byproducts. Meanwhile, PCB pollution and toxicity is a major concern for regulating agencies, such as EPA in...