LAB CROSSWORD

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Across
  1. 3. MUD DUMPLING
  2. 6. FEAST HERE (4,4)
  3. 8. GOES MISSING
  4. 10. CHECK WITH PIERS
  5. 14. REQUIRES UKAS
  6. 15. RIFFLE
  7. 16. MACHINE IS BROKEN
  8. 17. LAB MUM
  9. 18. STANDARD CHRISTMAS BONUS
Down
  1. 1. ASA DOESN'T WEAR THEM
  2. 2. PARTICLES SMALLER THAN 0.63μm
  3. 4. ALWAYS REMAIN THE SAME
  4. 5. CARRIED OUT AFTER TESTING
  5. 7. "IF REQUIRED"
  6. 9. NEEDS TO BE CONTROLLED
  7. 10. DON'T FORGET TO CLEAN THE (PI)
  8. 11. CREATOR OF PUCKS
  9. 12. REDUCES DEPRESSION (3,4)
  10. 13. Mg/m^3
  11. 16. IRISH TREAT