[5] They are typically launched in an arced trajectory, which enables them to be aimed over walls that enclose opposing bases and other military facilities, in a similar manner to a conventional mortar.
[7] Later, lob bombs became a prime vector for chemical weapons, with up to 89% of chlorine-gas attacks by government forces in the Syrian Civil War being delivered by the method.
The first LOB BOMB spreads were directed at the rear billeting area temporarily occupied by the 3rd battalion, 26th Marines on finger 3, Hill 55 (AT973614) 252300H April 1969.
Analysis of the launch and impact craters were conducted … 14 May when a .. demonstrated… lob bomb technique showing how the propelling charge (a quart sized or number 10 can packed with explosives) was placed under the center of gravity of the projectile and detonated.
"[9] According to U.S. military officials, lob bombs are designed to cause "catastrophic damage,"[5] and have the ability to kill "scores of soldiers" at once, more than conventional improvised explosive devices.
[6] the use of such devices in Iraq were first described in the international media in July 2008, when General Jeffery Hammond, commander of the 4th Infantry Division and of U.S. forces in Baghdad, called the lob bomb "the greatest threat right now that we face.
These bombs have been used in Afghanistan and several other locations around the world, and some have been found in terror cell bombmaking facilities in the United States by the FBI and ATF.