Electricity experimentally and practically applied; a book for the beginner and for the practical man, principles, experiments, practical applications and problems (1910)
Ashe, Sydney Whitmore · New York, D. Van Nostrand company · leaf 110
:DRYBATTERV £P^ Dry Cells. — In recentCell. years so-called dry cells, Fig. 120, have been placed upon themarket, convenient to use because oftheir absence of liquid. They employzinc and carbon as electrodes, the activemixture consisting of a combination indust-like form of zinc oxide i part,…
Electricity · Electrical engineering
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