Baille, Jean Baptiste Alexandre, b. 1841, Armstrong, John W., ed · New York, Scribner, Armstrong, and co. · leaf 231
ameproperties. Moreover, the strength ought to beregulated and increased gradually. Generally in-duction currents are used, because they are so easilyregulated. Sometimes, however, currents from the batteryare employed. This is the case when, besides themuscular shock, certain chemical effects upon… … 204 WONDERS OF ELECTRICITY. are rolled side by side, and without touching—theone wire being copper, the other zinc. This chainis plunged, for a very short time,in water acidulated with vine-gar, and is then drawn out.The wood imbibes the water,and the chemical action of theacid upon the zinc…
Electricity
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