Related Clues:

• Plus and minus items
• Atoms with a charge
• Carbonium and others
• Cyclotron particles
• Charged things
• Ammonium particles, e.g.
• Particles with charges
• Na+ and Cl-
• Plasma components
• H+ and ClÖ
• They're never free of charge
• Some atoms
• Some old Saturns
• Table salt is composed of them
• Charged-up atoms