Word: pcbs
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...pleasure boaters were warned not to touch the water - and for good reason. Recent testing revealed the presence of heavy metals and pesticides, along with cancer-causing PCBs, concentrated in sediment at the bottom of the canal. The magnitude of the cleanup task seemed to call out for federal intervention. The EPA says its plan will take up to 12 years; the city's more modest plan was judged inadequate by federal officials...
...PCBs were largely concentrated in the exterior caulking used for waterproofing, though low concentrations of PCBs were also found in some apartments, according to the Harvard Real Estate Services notice released Wednesday...
After the production of PCBs peaked in 1970, Congress banned PCB manufacture in 1976 after the chemical’s toxicity emerged as an issue of concern...
...Whether anything adverse would happen in the concentration people are exposed to in the indoor environment is a question mark right now,” said Vorhees, who explained that buildings are examined for PCBs only on a case-by-case basis. “Nobody, as far as I know, has done a systematic survey of buildings...
Some graduate students living in the concrete complex—which has a 99 percent occupancy rate—said they are not too concerned about the discovery of PCBs in their building...