Practical electricity .. with questions and answers (1911)
Cleveland armature works, [from old catalog] comp, Lincoln, John C. [from old catalog] · [Cleveland, Ohio, Cleveland armature works] · leaf 257
to such an extent as to always standsomewhat over the tops of the plates, about Yz or so. Eithersolution or only water is added until the density of the electro-lyte reaches i.i to 1.2 and it should never be allowed to ex-ceed 1.26, as this may cause corrosion of the grids. Thedensity is measured… … Figure 94Automobile Hydrometer. if the tip of this syringe is inserted in the vent hole in thecover of the cell and the bulb compressed, enough electrolytewill be drawn up into the syringe to float the hydrometer andthe density may be read through the glass tube of the syringe.The electrolyte is…
Electricity
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