It can also cause injury to solid organs and testicular rupture. īlast belly – injury causing abdominal hemorrhage and perforation (immediate and delayed). Immediate death can also be caused by a pulmonary air embolism, severe head injury, significant internal injury, amputation, or impalement on an object. Immediate death can occur from an explosion as a result of extensive pulmonary injury with pulmonary hemorrhage causing suffocation. The four categories are based on the impact on the human body due to the blast wave, blast wind, environmental/material factors present in the area of the blast. Blast wind is the flow of superheated air that can interact with people and objects and cause injury or damage.Ĭhemical explosions cause injuries in four categories (primary, secondary, tertiary, and quaternary). In addition to the blast wave, an explosion can cause blast wind. Examples of low order explosives include – pipe bombs, gun powder, petroleum-based bombs. Low order explosions have a subsonic explosion and lack the high order explosive blast wave. High order explosives have a strong supersonic pressure wave, known as the blast wave or shock wave. Explosives are categorized as high order explosives or low order explosives.
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