مباحث مختلف در ايمني برق | مرداد ۱۳۸۷
The planar or "flat configuration is particularly toxic. Biodegradability is related to the amount of chlorination of a specific PCB. The higher the chlorine content of a PCB, the less the biodegradability. The lack of degradability of PCB compounds results in bioaccumulation of PCBs in the environment.
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