Priming Compositions These substances are utilized in explosives preparation and necessary to provide a sudden burst of flame to ignite an initial detonating agent, a propellant, a fuse powder or a pyrotechnic material. They are used in blasting caps, fuses, primers for small arms and artillery weapons, rocket igniters, incendiary devices, fireworks and signaling devices such as flares. Priming compositions are ignited by friction, impact or flame. Many of these consist of mixtures of one or more...