Explosives and explosive devices including ammonium nitrate explosives; explosive products including explosive powders, explosive fog signals; fuses for explosives including explosive fuses for use in mines and detonating fuses; detonators including electronic detonators and smoke detonators; detonating caps (other than toys); detonating plugs; dynamite; pyrotechnic products including pyrotechnic devices, flares and pyrotechnic safety signals; rockets in this class including signal rockets