Stopped at security.
- Do you have any liquids in there ?
- Certainly not.
- Are you sure ?
- Yes, no liquids at all.
- Care to let me open your bag ?
- Go ahead, but I tell you, there's nothing in there for you. I pack carefully.
Agent plunges in bag and returns triumphant with a pack of hot dog sausages. I do groceries with my carry on while i travel, mind you.