An incident can be volcanic.Logical formLearned from3 sentences. A typhoon may dislodge tons of volcanic ash.Logical formLearned from3 sentences. A meeting of continental plates may cause volcanic activity.Logical formLearned from3 sentences. A volcanic ash may get in (airplane turbines).Logical formLearned from3 sentences. A tirade can be volcanic.Logical formLearned from3 sentences. An apocalypse can be volcanic.Logical formLearned from3 sentences. Some cubic metres can be constituted-of-or-filled-with volcanic ash.Logical formLearned from3 sentences. Some cubic metres of volcanic ash may break through a lake.Logical formLearned from3 sentences. A volcanic ash can be deadly.Logical formLearned from3 sentences. Rescuers may dig through volcanic rock.Logical formLearned from3 sentences. Islands may be created by volcanic activity.Logical formLearned from3 sentences. Stress may be released through volcanic eruptions.Logical formLearned from3 sentences. Foothills may pertain-to volcanic mountains.Logical formLearned from3 sentences. Heat can be from volcanic activity.Logical formLearned from3 sentences. Ice may be molten by volcanic activity.Logical formLearned from3 sentences.