The bomb explosion, the application form is a severe type of slick, explosion, there are enough to make the structure of volcanic cones, alternating layers distributed crack came out, burst out of the wall, the wall is destroyed in a volcanic crater. The explosion sprayed hot magma gas remove cinema Rocks and ashes up to 5-60 kilometers above sea level. The occurrence of fragments of lava that hardens when it is sprayed up into the atmosphere. Gas and scrap the parts that were left out from the crater at a speed of several hundred meters per second.