Pyrotechnic initiators

thumb|Top: small nonel detonator with 2 ms delay for chaining nonel tubes; middle: class B SPD detonator; bottom: class C SPD detonator thumb|Inserting detonators into blocks of C-4 explosive

High explosive in tube form

part of a device that initiates function in an explosive, pyrotechnic device or military munition

slow-burning cord or twine fuse

device using electricity to ignite a combustible compound

type of pyrotechnic fuse

device containing a pyrotechnic composition