A Puzzling Graduation!

123456789101112131415161718
Across
  1. 2. Postal service necessity
  2. 4. Aid for hanging things (2 words)
  3. 5. Removes germs on fingers (2 words)
  4. 7. Botella de agua (2 words)
  5. 10. Cash for Caribou's competitor (2 words)
  6. 12. Wrapping paper adhesive (2 words)
  7. 13. Notions (2 words)
  8. 16. Mom's Sunday evening snack
  9. 17. Storage or hauling unit
  10. 18. Computer for college student
Down
  1. 1. Sticky messages (3 words)
  2. 3. God's word for each day (3 words)
  3. 6. Fleshy plant adapted to water storage
  4. 8. Blow one's nose in this
  5. 9. Assortment of bandaids and emergency needs (3 words)
  6. 11. Ache reliever
  7. 14. Your evening beverage (2 words)
  8. 15. Used to send greetings