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Michigan's Kalamazoo River is polluted by polychlorinated biphenyls (PCBs), highly toxic chemicals banned in the 1970s.
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There was another class of hazardous chemical present: polychlorinated biphenyls (PCBs).
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Worse still, some of those fish are full of polychlorinated biphenyls (PCBs), which at worst, cause cancer and at best wreck humans' immune, reproductive, nervous and endocrine systems.
FORBES
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Stripers there happen to be chock full of polychlorinated biphenyls (PCBs), which at worst, cause cancer in humans and at best wreck immune, reproductive, nervous and endocrine systems.
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Polychlorinated biphenyls, (PCBs), chlorofluorocarbons (CFCs) and DDT are also organochlorine compounds which, although banned or discredited, are still evident in the environment.
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