EEVblog #518 - 9V Alkaline Battery Construction

What's inside a 9V Alkaline Battery?
Are they all created the same?
Is Duracell better than Energizer?
Dave opens up Duracell, Energizer, Varta, and a no-name generic Alkaline 9V PP3 battery.
Previous video on ionic resistance: http://www.youtube.com/watch?v=fJSNAyMmNGk

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