Animal studies show that exposure to polychlorinated biphenyls (PCBs) or other persistent organochlorine compounds can disrupt thyroid hormone homeostasis. In some reports dietary exposures to ...

For years, former manufacturer and defense contractor A.K. Allen Co. occupied the property on East Second Street.

NC State students delivered a petition to the university's administration Tuesday afternoon to express concern over PCBs on ...

PCB pollution threatens the future of killer whales Banned chemicals like PCBs and PBDEs persist in deep ocean Researchers said that chemicals - known as PCBs (Polychlorinated Biphenyls ...

Polychlorinated byphenyls (PCBs) were phased out decades ago, but can build up in whales, dolphins and porpoises. Scientists say harbour porpoises exposed to PCBs had shrunken testicles ...