Jacob's ladder.
The wires are 35cm long, with a gap at the bottom of approximately 1cm.
The gap at the top is approximately 4cm.
At approximately 1kV per mm .......
An array of solar panels at Ness in the Wirral.
Magnet hovering above a superconducting spoon.
Magnet hanging below a superconducting spoon.
Ferrybridge power station.
2 x 490MW
Rural pole substation.
Coiled lamp filament.
Induction coil (1960s).