Environmental Research Foundation . . P.O. Box 5036, Annapolis, MD 21403 . .
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To subscribe, E-mail the words . . This is a modern tale about how everything is connected to everything else in the environment. Therefore, they make good insulators in electrical transformers and capacitors. They have also been used as hydraulic fluid, and in metal finishing. For a time, carbonless carbon paper was made with PCBs.