Ключевые слова: acid, active, aggressive, ash, brimstone, crater, danger, earthquake, eruption, exploration, fire, fracture, fumarole, fume, fumy, gas, geophysics, geyser, heat, kamchatka, lava, lifeless, magma, mist, mountain, nature, power, rock, sciences, seismic, smoke, spitfire, spitting, steam, stench, stink, stone, sulfur, vapor, volcanic, volcano,