Welding cross word

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Across
  1. 2. holds the welding electrode
  2. 4. used to break the slag on a weld
  3. 6. change in amperage or current in a welding machine depending on the workload
  4. 7. voltage doesn't change based on the workload
  5. 8. cleans the weld and rids of slag,rust, and anything else that could be on the weld
  6. 10. used to ground the welding machine and the work
  7. 11. current that reverses at regular intervals
  8. 12. changes the frequency depending on using AC or DC
  9. 13. uses a electrical arc and metal rod to create the weld
Down
  1. 1. process of using eletrical current (AC or DC) and electrode
  2. 3. constant electrical current that flows in one direction
  3. 4. current doesn't change based on the workload
  4. 5. how long a welding machine can run without over heating
  5. 9. conducts electrical currents composed of thousands of thin copper wires