Making homemade bombs in Afghanistan

Nearly 80 percent of all makeshift-bomb attacks last year against U.S. troops in Afghanistan used explosives created in a simple, low-tech process with fertilizer containing ammonium nitrate. The crude bombs contain no metal and cost about $40 each to make. Read related article.

Sources: Defense Department; staff reports. The Washington Post. Published on November 25, 2011, 8:02 p.m.

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