Quote: for a ground, Faraday used the house gas pipes, public gas pipes, and water pipes; needed for many experiments

Quotation

292. A good discharging train was arranged by connecting metallically a sufficiently thick wire with the metallic gas pipes of the house, and the metallic gas pipes belonging to the public gas works of London; and also with the metallic water pipes of London. It was so effectual in its office as to carry off instantaneously electricity of the feeblest tension, even that of a single voltaic trough, and was essential to many of the experiments.   Google-1   Google-2

Published before 1923

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