
Keywords: 4,4â²-DDE; dichlorodiphenyldichloroethylene; 4,4â²-DDT; dichlorodiphenyltrichloroethane; HCB; hexachlorobenzene; HCH; hexachlorocyclohexane; OCs; organochlorine compounds; PeCB; pentachlorobenzene; PCBs; polychlorobiphenyls; POPs; persistent organic pol