prov:value
| - They are used as the insulating fluid in large electrical transformers and capacitors, and are also found in such products as brake and hydraulic fluids, caulking compounds, carbonless" carbon paper, paint, plastics, epoxy resins, silo sealer, paper food-packaging materials, printer's ink, Xerox toner, and a good many other items. (PCB's have also been used to solubilize-and increase the effective
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