Mains Electricity

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Across
  1. 3. a machine that produces electricity.
  2. 4. Place where electricity from a substation is connected to the electrical circuits in a building.
  3. 5. Place where the strength of the electricity is changed.
  4. 6. a rod that turns, with blades arranged like a wheel around it.
Down
  1. 1. part of the wall where an electrical appliance can be connected to an electrical circuit.
  2. 2. Thick metal cables that carry electricity from the power station to the substation.