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#Mon Aug 09 12:08:41 CEST 2010
Text__0P0sEKOdEd-WfYQ0GneCwQ_title=Electric Pile
Text__0P0sEKOdEd-WfYQ0GneCwQ_text=<p>In the year 1800, Volta invents the first usable chemical battery.</p> <p>His pile consists of alternating layers of copper and zinc plates, separated from each other by felt immersed in diluted acid. It becomes the model for all wet cell batteries.</p>