Primary fracture were formed during the lava crystal and the secondary fracture generated during the volcanic reconstruction by tectonic movement, and wind action, solution.
Local car hire agencies recommend taking out insurance for potential damage from volcanic ash or extreme wind.
当地租车中介会推荐游客购买用于理赔火山灰或极端大风造成损失的保险。
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Earthquakes are of the earth's surface vibration, this is like the wind, rain, and lightning, debris flow, volcanic outbursts on earth, is often happened a natural phenomenon.