Tomato battery. Copper (orange) and zinc (silver) electrodes have been inserted into a tomato and connected to wires to produce electricity. The voltm

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Tomato battery. Copper (orange) and zinc (silver) electrodes have been inserted into a tomato and connected to wires to produce electricity. The voltmeter (top) is showing the voltage generated.

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Size: 4250px × 4250px
Photo credit: © Science Photo Library / Alamy / Afripics
License: Licensed
Model Released: No

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