[Bubier], Edward Trevert, 1858- [from old catalog] · Lynn, Mass., Bubier pub. co. · leaf 31
ZINC, CARBON AND COVER. well amalgamated, presents to the solution anunusually large surface, and nearly surrounds thecarbon cup, thus reducing the internal resistanceof the battery to almost nothing. 30 ELECTRICITY AND ITS The neck of the jar has a choke which supportsa rubber cover, to prevent…
Electricity
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