"sounds" answered that previously http://news.ycombinator.com/item?id=3619112 http://news.ycombinator.com/item?id=3619112 He referenced http://en.wikipedia.org

"sounds" answered that previously http://news.ycombinator.com/item?id=3619112 http://news.ycombinator.com/item?id=3619112 He referenced http://en.wikipedia.org/wiki/Lithium-ion_battery#Electrochemistry http://en.wikipedia.org/wiki/Lithium-ion_battery#Electrochem... "The overall reaction has its limits. Overdischarge supersaturates lithium cobalt oxide, leading to the production of lithium oxide, possibly by the following irreversible reaction:"