The world's best dry cell from Panasonic!! (Oxyride batteries) Guinness World Records
http://ja.wikipedia.org/wiki/%E3%82%AA%E3%82%AD%E3%82%B7%E3%83%A9%E3%82%A4%E3%83%89%E4%B9%BE%E9%9B%BB%E6%B1%A0
http://en.wikipedia.org/wiki/Oxyride_battery
http://industrial.panasonic.com/www-cgi/jvcr13pz.cgi?E+BA+3+AAC4007+0+9+WW
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