Related Clues:

• Powerful mite
• Something to smash
• Label on the first of two file drawers, maybe
• Lepton's locale
• Physicist's subject
• Small matter?
• Small bit
• It's always charged
• Bit of nuclear physics
• Supercollider projectile
• It carries a charge
• Sometimes it gets smashed
• Lithium-___ battery
• Proton's place
• Cyclotron bit