Related Clues:

• Blowup source, perhaps
• Quarry compound
• Creative contribution
• ''You have no ___!''
• Inventor's germ
• Theory's start
• Old deliverer
• Potential dilemma solver
• Cause of smithereens, maybe
• It's out of one's mind
• Blaster's stuff
• "I've got an __!"
• Light bulb, in the comics
• It blasts
• It may be big