Larger cohos were later found by the EPA to contain up to 1540 times the current permissible PCB limit.
A federal court found that it was contaminated by “a glut” of PCB Pydrauls supplied to General Electric by Monsanto.
1966, from polychlorinated biphenyl.
Polychlorinated biphenyl; any of a family of industrial compounds produced by chlorination of biphenyl, noted primarily as an environmental pollutant that accumulates in animal tissue with resultant pathogenic and teratogenic effects.
Short for polychlorinated biphenyl. Any of a family of very stable industrial compounds used as lubricants, heat-transfer fluids, and plasticizers. The manufacture and use of PCBs has been restricted since the 1970s because they are very harmful to the environment, being especially deadly to fish and invertebrates, and stay in the food chain for many years.