Grove_cell
The Grove cell was an early electric primary cell named after its inventor, Welsh physical scientist William Robert Grove, and consisted of a zinc anode in dilute sulfuric acid and a platinum cathode in concentrated nitric acid, the two separated by a porous ceramic pot.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/d/df/Groove%27sches_Element.png/640px-Groove%27sches_Element.png)
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