Electrical wires and cables

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Across
  1. 1. a material or object that permits an electric current to flow easily
  2. 5. the action of insulating something
  3. 9. an instrument that measures and gives a visual display of the amount, level, or contents of something.
  4. 10. the act or power of resisting, opposing, or withstanding
Down
  1. 2. the process of sending something, for example gas or electricity, from one place to another:
  2. 3. an insulated wire or wires having a protective casing and used for transmitting electricity
  3. 4. a thin flexible thread or rod
  4. 6. a protective covering around an electric cable
  5. 7. to show or signal a direction or warning, or to make something clear
  6. 8. a chemical element that is a reddish-brown metal, used especially for making wire and coins