![Does this discoloration signify a leak was/is occurring? 12-2030 exp date energizer battery, came with older electronic device I bought second hand : r/batteries Does this discoloration signify a leak was/is occurring? 12-2030 exp date energizer battery, came with older electronic device I bought second hand : r/batteries](https://external-preview.redd.it/does-this-discoloration-signify-a-leak-was-is-occurring-12-v0-O044kz2PqcuLJWPu1Zoe-r7snr_jsAHvTpaWi80mV8I.jpg?auto=webp&s=d35e65f41b696dc8432a669b10886cea4f8f9214)
Does this discoloration signify a leak was/is occurring? 12-2030 exp date energizer battery, came with older electronic device I bought second hand : r/batteries
![ENERGIZER Ultimate Lithium "NO LEAK" Guarantee - mine leaked! What's your take? - Consumable Batteries - BudgetLightForum.com ENERGIZER Ultimate Lithium "NO LEAK" Guarantee - mine leaked! What's your take? - Consumable Batteries - BudgetLightForum.com](https://i.imgur.com/AlQ2hl2.jpg[/img])
ENERGIZER Ultimate Lithium "NO LEAK" Guarantee - mine leaked! What's your take? - Consumable Batteries - BudgetLightForum.com
Why can't Duracell or other battery companies make a battery that does not leak in time? Further, why do they leak? I have had so many devices ruined by leaking batteries! -
![How to Clean Up Alkaline Battery Leaks - News about Energy Storage, Batteries, Climate Change and the Environment How to Clean Up Alkaline Battery Leaks - News about Energy Storage, Batteries, Climate Change and the Environment](https://blog.upsbatterycenter.com/wp-content/uploads/2017/01/Leaked-Alkaline-Battery.jpg)