Metering Crossword

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Across
  1. 3. Controls gas pressure
  2. 6. Academy
  3. 8. Meter cables between meter and consumer unit
  4. 9. Yellow and green cable
  5. 10. MANWEB
  6. 12. Flexible pipe on meter inlet
  7. 16. London DNO
  8. 18. Gas Safe
  9. 19. Brown gas meter box
  10. 20. switch between a meter and consumer unit
Down
  1. 1. Elster became ..
  2. 2. Used to test gas pressure
  3. 4. Head office
  4. 5. National Grid became ....
  5. 7. Gas leak test
  6. 8. .... screwdriver
  7. 11. Single, multi or three
  8. 13. LMS system
  9. 14. our largest customer
  10. 15. Version 7
  11. 17. Electrical authorisation