Hakan Falk wrote: > Mike, > > Many of the high voltage transformers in > electricity distribution are filled with oil for > insulation and cooling purposes. > In this case I > belive it is mineral oils, but it is many years > (40) since I worked with this and do not completely trust my memory.
They were, and 40 years ago, they were filled with that marvelous compound that did everything exactly right. Polychlorinatedbiphenol. Great stuff all in all, just had one drawback >SNIP _______________________________________________ Biofuel mailing list Biofuel@sustainablelists.org http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): http://www.mail-archive.com/biofuel@sustainablelists.org/
