IP: SONY SHOWS LI-ION BATTERY USING WASTE COFFEE GROUND ELECTRODES: THE ASIABIZTECH NEWS FILE: Volume 222.2:12/26/01

[David Farber <dave () farber net>]

> Sony Corp. exhibited a lithium-ion secondary battery that uses carbons of
> strained coffee grounds as the negative electrode at the Echo Products 2001
> held at Tokyo Big Sight from Dec. 13-15, 2001.
> <http://www.nikkeibp.asiabiztech.com/wcs/frm/leaf?CID=onair/asabt/news/162092>

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