Laboratory equipment

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Across
  1. 2. brush
  2. 4. graduated cylinder
  3. 9. balance
  4. 12. watch glass
  5. 13. tongs
  6. 15. tweezers
  7. 16. dropper
  8. 17. ring stand
  9. 20. wire gauze
  10. 21. bunsen burner
Down
  1. 1. pestle
  2. 3. spatula
  3. 5. glass slide
  4. 6. beaker
  5. 7. mortar
  6. 8. funnel
  7. 10. hot plate
  8. 11. test tube
  9. 14. microscopi
  10. 18. goggles
  11. 19. pipette