IED stands for Improvised Explosive Device. I knew them as "Roadside bombs" when I served in the IDF. Then as now, IEDs are cowardly yet effective terrorist tools. You often hear or read about IED in the news in the context of an attack against our troops in Iraq or Afghanistan. Unfortunately, these attacks are often successful and inflict damage to men and equipment. People often don't understand what an IED is and why they are so effective. IEDs are typically low tech explosive bundles. They contain an explosive charge and, at times, they are enhanced with nails or shotgun...