The industries of the world; a complete course of technical education for the manufacturer, operative, and all persons engaged or interested in trade and commerce (1881)
Wylde, James · London, New York, The London Printing and Publishing Company, limited · leaf 253
229 VOLTAIC ELECTRICITY— VOLTAIC BATTERIES. Writing from memory, we believe that it a porcelain trough, containing the exciting was in 1836 when Professor Daniel], of King’s liquid. This trough is seen at the lower part of College, London, brought out his “ constant” or … the iron to afford oxide of iron ; the latter be¬ Fig. 136. — Babbington’s Battery. coming dissolved in the acid, and forming sul¬ the above engraving. By thus being able to phate of iron. But if, before dipping in tin remove the metals from the acid liquor, and in steel, the acid solution be made…
Industrial arts · Technology
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