Paul Coxon on Twitter: "Born #OTD 1927 Canadian chemist Lewis Urry of @Energizer, inventor of the 1st practical long-life alkaline battery and lithium battery https://t.co/utGuEQPJxw https://t.co/vrpxkgSQ1t" / Twitter
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3 Main Battery Types: Alkaline, NiMH & Lithium Ion | Pale Blue
AA battery - Wikipedia
PX28A battery - Camera-wiki.org - The free camera encyclopedia