Intro to Mech

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Across
  1. 3. Electrical Fire
  2. 6. method of using a fire extinguisher
  3. 7. closes end of pipe permanently
  4. 8. how copper pipe is joined together
  5. 11. used for dwv systems
  6. 14. should have their own dedicated circuit
  7. 18. device that will instantly trip if equipment has leakage
  8. 20. prepares surface and gives solder a path to follow
  9. 23. used in electrical circuit to limit current flow
  10. 24. used in landscape and drip irrigation
  11. 25. Used when anyone is working in the shop
  12. 28. Fuel, Oil, Grease Fire
  13. 29. used to connect more than one wire together
  14. 32. carries current but no voltage
  15. 35. The way noise is ranked
  16. 36. used mainly for cold water supply, or irrigation
  17. 37. round/hollow RIGID tube-like material
  18. 39. used to connect more than one wire to a terminal
  19. 41. unit of electrical force
  20. 43. refers to the thickness of the internal diameter
  21. 44. When a piece of wood is propelled back towards operator
  22. 45. connecting device
  23. 46. Keep fingers clear of the blade when using this tool
  24. 47. Used when handling hot metal and sharp objects
  25. 48. connection between electrical wire and earth
  26. 51. Respiratory protection should be worn when using
Down
  1. 1. Combustible metals
  2. 2. used to make pilot holes
  3. 4. Usually glowing coals Fire
  4. 5. This tool should not be used to cut while turning
  5. 6. personal protection equipment
  6. 9. drain waste vent system
  7. 10. used in three way switches
  8. 12. close an opening that is opened regularly
  9. 13. used to change diameter of pipe
  10. 15. clean surface of PVC, purple in color
  11. 16. alternating current
  12. 17. provides water tight seal when combined with dry primer
  13. 19. Occurs in the presence of three things
  14. 21. allows for branched lines
  15. 22. used to open or close an electrical circuit
  16. 26. changes angle/direction of pipe
  17. 27. the abbreviation for plasma arc cutting is
  18. 28. used to join lengths of pipe
  19. 29. unit of measure for electrical power
  20. 30. used for indoor hot and cold water supply
  21. 31. metal based substance
  22. 33. one tool used to cut PVC
  23. 34. based on inside diameter
  24. 38. used in hot and cold water supply
  25. 39. this is done to raise temperature of metal when welding
  26. 40. electrical wire carrying a voltage
  27. 42. round/hollow FLEXIBLE material that can easily bend
  28. 49. The safety Police
  29. 50. direct current