Related Clues:

• Blast cause
• Rubble creator
• Dynamite relative
• Report letters?
• Boom producer
• Army Corps of Engrs. supply
• Leveling stuff
• 'We Know Drama' cable channel
• Boom sticks
• Crater creator, perhaps
• Blasting agent
• Letters of discharge
• Razer's edge?
• NASCAR race airer
• Powerful stuff