The Turn Of The Century Electrotherapy Museum http://www.electrotherapymuseum.com (C) Jeff Behary 2010 jeff_behary@hotmail.com  Homemade Voltaic Pile Made with alternating sheets of copper and zinc, separated by absorbent strips Plates are 1" x 2".  Produces 6 - 12V, depending on electrolyte.  Vinegar was initially tested. (C) Jeff Behary, 2010