Related Clues:

• Alpha particle, e.g.
• Particle that's got a charge
• Suffix with ''restrict''
• ___ cloud
• Chloride, for one
• Bit of negativity?
• Chloride or carbonate
• Suffix with "restrict"
• Bit with a charge
• Suffix with "invent"
• Lithium- -- battery
• Atom with a charge
• Cloud chamber particle
• Saturn model, 2003-07
• A bit of matter