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Decrease of dioxin concentrations in breast milk in Sweden and Finland
Decrease of dioxin concentrations in breast milk in Sweden and Finland
Decrease of dioxins in ambient air in different regions (redrawn from Dopico and Gomez, 2015)
Decrease of dioxins in ambient air in different regions (redrawn from Dopico and Gomez, 2015)
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PCB warning label on a power transformer known to contain PCBs
PCB warning label on a power transformer known to contain PCBs
Labelling transformers containing PCBs
Labelling transformers containing PCBs
Old power transformers are a major source of PCBs. Even units not originally filled with PCB may be contaminated, since PCB and oil mix freely and any
Old power transformers are a major source of PCBs. Even units not originally filled with PCB may be contaminated, since PCB and oil mix freely and any given transformer may have been refilled from hoses or tanks also used with PCBs.