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polychlorinated biphenyl

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biphenyl /bi·phen·yl/ (-fen´il) diphenyl.
polychlorinated biphenyl  (PCB) any of a group of chlorinated derivatives of biphenyl, used as heat-transfer agents and electrical insulators; they are toxic, carcinogenic, and non-biodegradable.
pol·y·chlo·rin·at·ed biphenyl (pl-klôr-ntd)
n.
PCB
biphenyl [bi-fen´il]
polybrominated biphenyl (PBB) any of various brominated derivatives of biphenyl; uses and toxic hazards are similar to those of polychlorinated biphenyls. They typically are deposited in body fat stores and are rarely mobilized except through lactation.
polychlorinated biphenyl (PCB) any of various chlorinated derivatives of biphenyl, toxic and carcinogenic nonbiodegradable compounds used as heat-transfer agents and electrical insulators; they are readily absorbed from the gastrointestinal tract, and those with a lower percentage of chlorine are associated with a higher toxicity but are more readily excreted.
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Polychlorinated biphenyls (PCBs) were once produced by the Sangamo Weston Plant located on Twelve Mile Creek, which feeds into Lake Hartwell.
Changes in polychlorinated biphenyl (PCB) concentrations in surface ... by Lim, Mary / Bulletin of the South Carolina Academy of Science
The State of Wisconsin Department of Natural Resources (W-DNR), Madison, Wisconsin, USA says the long-awaited cleanup of polychlorinated biphenyls (PCB) began the week of September 13 at two of Wisconsin's worst PCB contamination sites, while work at third site moved into a critical phase during the same period.
State begins PCB cleanup by Solutions - for People, Processes and Paper
If the "pro-lifers" are so concerned about the health of fetuses, why aren't they out in the streets protesting and demanding that the Bush Administration do something about heavy metal and polychlorinated biphenyl (PCB) pollution in our lakes, rivers and oceans?
A mercurial debate. (Letters From Our Readers) by E
 
 
 
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