Electricity - Aaron and Alfonso

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Across
  1. 3. checking the values of electricity like voltage with a multimeter
  2. 6. the opposite of safe
  3. 9. person who installs or repairs electrical systems
  4. 10. elements to connect two or more electrical materials
Down
  1. 1. unit to measure the intensity
  2. 2. protection that have almost every cable to protect users for electroshocks
  3. 4. person who explains lessons of electricity in the workshop
  4. 5. tables where people work
  5. 7. area where the electricity is transformed and distributed
  6. 8. instrument for measure tension