 For a better understanding of the word "hail, as mentioned in Revelation 0:0; 00:00-00 and 00:00-00, just do some research on the words: Volcanic Bomb. Type in the words: Volcanic Bomb in an Internet Search Section or click this link: Volcanic Bomb Type in the words: Volcanic Bomb in the image section of an Internet Search or click this link: Volcanic Bomb Images Type in the words: Plate Tectonics in the image section of an Internet Search or click this link: Plate Tectonics Type in the words: Plate Boundaries in the image section of an Internet Search or click this link: Plate Boundaries Here are two additional useful links: Volcano Publications Cascades Volcano Observatory Click on these three links: Earthquake Cracks Lava Flow Earthquake Fissure Type in the words: Volcano Lava in the image section of an Internet Search or click this link: Volcano Lava The Following Are Some Excellent Websites. Just Click on any one of these links: USGS Home page Earthquake Glossary Volcanic Types Plate Tectonics - Graphics Ring of Fire This Dynamic Earth Understanding Plate Motion USGS Learning Center Plate Tectonics Global Volcanism Program Global Volcanism Program Earthquake Learning Center This link is for Volcanoes of the World: List of Volcanoes This link is for Volcanoes of the United States: List of Volcanoes 