Just to add a little more detail
According to the Energentic Materials Research and Testing Center (EMRTC) in the courseware for Incident Response to Terrorist Bombing
"An IEDs has four basic components which can be recalled by the acronym PIES:"
P- Power Supply (electric or non-electric)
I- Initiator - the component that starts the explosive chain ie squibs, blasting caps, flash bulbs, exposed filament)
E - Explosive either high or low. Can be commercial such as ANFO, Military such as SEMTEX or Homemade exposive like HMTD or TATP
S-Switches (Two Catagories mechanical or electrical) Switches usually perform two functions, safety arming & detonating
It is an improvised explosive device that was used by the VC, it was like a land mine but using a standard bullet instead of a shrapnel device if I'm correct : )
IED stands for Improvised Explosive Device. The roadside indicates that it is place along a road or path. They are often exploded through a remote control device.
an abandoned vehicle left in peculiar location
The budget of Joint Improvised Explosive Device Defeat Organization is 3,500,000,000 dollars.
IED? * * * * * Improvised explosive device.
Change in the enviroment
An Improvised Explosive Device. A complete device that would detonate if not disarmed
Do you mean IED? An IED is an 'Improvised Explosive Device'.
INDIAN ECONOMICS SERVICE
power supply initiator explosive material and switch.