Four-Component IED Model
Definition
Initiator, main charge, switch (trigger), power source. Plus the container or casing that confines the blast and supplies shrapnel. Every IED maps to these five slots.
Related terms
- Country-Made Bomb (Desi / Sutli Bomb)
- Hand-thrown device built around KClO3 plus sulphur (or KNO3 plus S plus C, or amorphous P plus KClO3), wrapped in jute, paper...
- IED (Improvised Explosive Device)
- Any explosive device built outside the military or commercial supply chain. The explosive, the trigger or the casing (often all three) is...
- Initiator
- Starts the explosive train: blasting cap or detonator (electric or non-electric), safety fuse, nitrocellulose fuse, or shock tube.
- Main Charge
- The bulk explosive. Low explosive (black powder, KClO3 mixtures) for desi bombs; high explosive (RDX, TNT, PETN, ANFO) for pressure-cooker, tiffin and...
- Render-Safe Procedure (RSP)
- NSG / state BDS actions to neutralise a suspect device without detonating it. Tools: disruptors (water-cannon, PAN), portable X-ray, robots (DRDO Daksh,...
- Switch (Trigger)
- Closes the firing circuit. Time-delay, command-wired, radio-controlled (RCIED), or victim-operated (pressure plate, tripwire, anti-handling).
- VBIED / SBBIED
- Vehicle-Borne IED (truck, car, scooter) and Suicide Bomber-Borne IED (belt, vest, body-worn). Pulwama 2019 was a VBIED; Rajiv Gandhi 1991 was an...
Explained in
- Country-Made Bombs and Improvised Explosive Devices (IEDs)Initiator, main charge, switch (trigger), power source. Plus the container or casing that confines the blast and supplies shrapnel. Every IED maps to these fiv...