The magnetic field generated by an energized coiled wire will induce the flow of electricity another coiled wire placed in close proximity without producing a load (drawing power) from the first coiled wire. One of the big reasons why power companies insist on large right-of-ways for power lines and transformers is because they do not want people to extract free energy via transformer action. For comparison, AT&T used to lose money on pay phones because it cost them more money to collect the money than they received from the phones.
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