Davis's manual of magnetism : including galvanism, magnetism, electro-magnetism, electro-dynamics, magneto-electricity, and thermo-electricity (1854)
Davis, Daniel · Boston : Palmer and Hall · leaf 37
he action within the batterywill pass from one to the other. Fig. 12. Pig. 12 is a perspectiveview of the same battery,in which the parts will beunderstood without furtherexplanation. 30. The liquid employedto put this battery in actionis a solution of sulphate ofcopper (common blue vit-riol) in… … SULPHATE OF COPPER BATTERIES. 21 the atmosphere, is capable of dissolving one fourth of*ipound of blue vitriol; so that the half-saturated solu-tion employed will contain about 2 oz. of the saltto the pint. The addition of a small portion of al-cohol to this solution is sometimes of advantage,…
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