Found 2 3D-models for “galvanic battery” across many websites

#nathan stubblefield#energy#torch#Lights#Do It Yourself Hobby#galvanic battery#magnesium#homemade battery#Battery Invention#how to
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Water Activated Flashlight Tube

Water Activated Flashlight Tube

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Magnesium, Copper, Water and Alum Spiral Battery

Magnesium, Copper, Water and Alum Spiral Battery

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