DYNAMITE, a high explosive consisting essentially of nitro glycerine absorbed in an inert solid material in order to reduce its sensitivity to shock. The most frequently used absorbent is kie selguhr (an infusorial earth), and an average composition is nitro glycerine 75%, kieselguhr 25%. Gelatine dynamite consists of nitroglycerine 75%, nitro-cellulose 6%, potassium nitrate 16%, and small quantities of wood-meal and chalk. (See EXPLOSIVES.)