Sunshine, Stars, and Stripes

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Across
  1. 6. Type of joint used in plumbing to change the direction of a pipe
  2. 7. Highly conductive metal used extensively in electrical work
  3. 8. Long break often taken during the summer, synonymous with vacation
  4. 11. Type of electric current characterized by its ability to reverse direction
  5. 13. Device used by electricians to measure voltage, current, and resistance
  6. 15. Popular Italian dish with alternating layers, enjoyed at family meals
  7. 16. Outdoor cooking event often associated with summertime gatherings
Down
  1. 1. Formal gatherings held to commemorate July 4th
  2. 2. Japanese festival where wishes on tanzaku are tied to bamboo
  3. 3. Device used to join two pieces of metal, essential in welding
  4. 4. Outdoor meal that includes blankets, baskets, and a variety of foods
  5. 5. Safety device worn around the head to protect from hazardous debris
  6. 9. Decorative strips used in Japanese star festivals to write wishes
  7. 10. Famous summer sporting event held every four years
  8. 12. Electrical device used to protect circuits from overload
  9. 14. Activity involving floating on water using an inflatable device