Crossword puzzle off the day

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Across
  1. 2. Act badly (anagram)
  2. 6. Change parts in order
  3. 8. Silent approval
  4. 10. Speedy racehorse
  5. 11. Element in table salt
  6. 12. Heard in the FOG ART is a type of boat
  7. 13. Something fishy?
  8. 14. Overly sentimental
  9. 16. Hidden cache
Down
  1. 1. Large body of water
  2. 3. Constellation near Orion
  3. 4. Road (abbr.)
  4. 5. Light refractor
  5. 7. Capital of Norway
  6. 8. Opposite of zenith
  7. 9. Famous river in Egypt
  8. 11. Pen for a pig
  9. 12. Ancient writing system
  10. 13. "___ and flow"
  11. 15. Happy