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- 04:13, 18 March 2008 (diff | hist) . . (-106) . . How to Store Electricity in Batteries (→Secondary cells: Rechargeable cells and batteries: fixed table)
- 04:09, 18 March 2008 (diff | hist) . . (+122) . . How to Store Electricity in Batteries (→Secondary cells: Rechargeable cells and batteries: fixed table)