Types of welding

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Across
  1. 2. a long, sturdy piece of wood or metal
  2. 5. joining metal pieces together
  3. 10. constructing ships and boats
  4. 11. force applied to an object
  5. 13. to strike something with force
  6. 14. a thin straight bar
  7. 16. exact and accurate
Down
  1. 1. not having any force applied
  2. 3. form of energy that powers devices
  3. 4. damage caused by fire or heat
  4. 6. making products in large quantities
  5. 7. device that produces a powerful beam of light
  6. 8. connect or link things together
  7. 9. relating to electricity or electrical power
  8. 12. a small area or mark
  9. 15. change from solid to liquid due to heat