detonating agent

detonating agent

[′det·ən‚ād·iŋ ‚ā·jənt]
(materials)
An explosive, such as PETN, contained in the blasting cap or detonator.
References in periodicals archive ?
The car bomb's detonating agent was a cheap-looking alarm clock attached to a 16-ounce can of fire-works - the sort of small explosives one can buy at road-side stands in certain states before the Fourth of July.