Goal:
To give yourself sufficient time at airport security,
Answer:
arrive at the airport approximately 2 hours prior to your flights departure time.

Goal:
To attach two pieces of wood together, you can
Answer:
Use gorilla glue and hold the wood in clamps while it dries

Goal:
keep celery crisp
Answer:
wrap it in tin foil before storing in the refrigerator.

Goal:
How to remove dust off an old book?
Answer:
Blow on the book hard, and dust it off with your hands.