Somewhere at the French-Swiss border.

🛃 French border agent:
Excuse me sir, what is in the truck? Do you have anything to declare?

🚚 Truck driver: Just a cloud of 92 #antiprotons in an innovative portable cryogenic Penning trap.

🛃 French border agent: 🫠 🫠 🫠 I'm sorry, I think I owe you some money or something. I don't have the right form to deal with antimatter.

https://home.cern/news/press-release/experiments/base-experiment-cern-succeeds-transporting-antimatter