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Here is an idea based on the concept of a sacrificial anode. Per Wikipedia, to quote: A galvanic anode, or sacrificial anode, is the main component of a galvanic cathodic protection (CP) system used to protect buried or submerged metal structures from corrosion.They are made from a metal alloy with a more "active" voltage (more negative reduction ...


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Though a bit different from what is asked, few things are worth noting: Electrons barely move in metal wires carrying electricity. Electrons do not carry energy, the electric and magnetic fields around it (outside the wire) carry and transfers energy. A great video to explain it: https://www.youtube.com/watch?v=bHIhgxav9LY


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