A: Because if you can't Curium or Helium them, you Barium!
Barium
Because, if you can't helium or curium , you'd barium!
Because, if you can't 'helium' or 'curium', you 'BARIUM'!
Because if you can't Helium or Curium , You'd Barium!
Because if you can't Helium or Curium, you Barium. (Heard it from Heimerdinger, League of Legends)