Linked from
The 11 pages that link to Blasting cap, each with the reason it gives.
DetonatorBroader topic: The term commonly names a compact detonator used in commercial blasting.
Explosive trainBroader topic: It is a familiar application of a staged initiation system.
TetrylBroader topic: Tetryl was used in some blasting caps as an output or booster explosive.
Lead(II) azideBroader topic: Lead(II) azide has served as the initiating charge in blasting caps.