Mixed crossword 2

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Across
  1. 2. He founded Slytherin
  2. 4. 1/16 of an inch
  3. 8. Sparkling wine from Lombardia
  4. 10. Sport where you want a low score
  5. 12. Infamous Al
  6. 13. Not a poor scale
  7. 15. Elite business leaders with power
  8. 20. Butter or donkey
  9. 21. The fattest US president
Down
  1. 1. Animal sound
  2. 3. Lunar program
  3. 5. Runs below a city
  4. 6. Exclusive champagne house founded by a German
  5. 7. Big, dry and very hot
  6. 9. Rozzers
  7. 11. Former prison food turned delicacy
  8. 14. Country known for it's spice markets and olive oil
  9. 16. Luck of the...
  10. 17. Italian girl's name
  11. 18. Square root of 256
  12. 19. Italian fashion house