Related Clues:

• Outburst
• Volcanologist's study
• Outbreak
• Vesuvius action
• Cataclysmic occurrence
• Etna action
• Volcanic outpouring
• Volcanic blowup
• Blowup
• St. Helens occurrence
• Dermatological problem
• Volcanic boom
• Violent outburst
• Volcanic outburst
• An explosion as of volcano