Niaudet, Alfred, 1835-1883. [from old catalog], Fishback, L. M., [from old catalog] tr · New York, J. Wiley & sons · leaf 190
hes notably with the density of the-nitric acid. ACID BATTERIES. 171 Sonic persons, and especially Wigner, replace tlie nitricacid by a mixture of two parts by weight of nitric acid(specific gravity 1.360) and five of sulphuric acid (speci-fic gravity 1.845). The proportion of nitric acid is… … Fig. 40. but it appears certain that the same results might be ob-tained from carbon batteries. There is a very evident economy in the use of Wig-ners mixture, as sulphuric acid costs much less than nitricacid. In 1853 a French physicist studied this question anddiscovered that there was a…
Electric batteries
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