ELECTRICAL INSTALLATION

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Across
  1. 5. ANOTHER NAME FOR A BACK BOX
  2. 8. A BATTERY OPERATED TOOL
  3. 9. A NEGATIVELY CHARGED PARTICLE
  4. 13. POINT OF ELECTRICAL CONNECTION
  5. 17. WE USE THESE TO CUT AND STRIP ELECTRICAL CABLES
  6. 19. SOMEWHERE THAT AN APPLIANCE CAN BE POWERED FROM
  7. 20. A SURPRISINGLY GOOD INSULATOR
  8. 23. AN ESSENTIAL ELECTRICAL TOOL
Down
  1. 1. THIS IS A TOOL USED TO SECURE CABLE CLIPS
  2. 2. THE BEST ELECTRICAL CONDUCTOR
  3. 3. USED FOR CUTTING AND FORMING
  4. 4. A VERY GOOD CONDUCTOR OF ELECTRICITY BUT NOT THE BEST
  5. 5. A TYPE OF SCREWDRIVER SOMETIMES CALLED A CROSS-HEAD
  6. 6. A SIMPLE PROTECTIVE DEVICE
  7. 7. WE MUST DO THIS BEFORE DO ANY ELECTRICAL WORK
  8. 10. ANOTHER NAME FOR THE TUBE WE USE TO CONTAIN CABLES
  9. 11. CAN BE USED AS AN INSULATOR FOR HIGH VOLTAGE APPLICATIONS
  10. 12. A USEFUL BOXING ENCLOSURE THAT CAN BE USED TO CONTAIN WIRING
  11. 14. A GOOD CONDUCTOR OF ELECTRICITY
  12. 15. A BASIC FASTENER THAT CAN BE FIXED WITH A HAMMER
  13. 16. CABLES WILL BECOME THIS WHEN OVERLOADED
  14. 18. A WIDELY USED METAL FOR ELECTRICAL CABLES
  15. 20. THE MOST COMMON TYPE OF INSULATING PLASTIC
  16. 21. A TYPE OF PROTECTIVE DEVICE SOMETIMES KNOWN AS AN EARTH TRIP
  17. 22. A MEANS OF TURNING THE FLOW OF ELECTRICITY ON AND OFF