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By Stijn Mitzer and Joost Oliemans
The war against Islamic State in Iraq has seen a myriad of DIY designs come to life as factions attempted to improve their firepower to gain the advantage over the enemy. The Islamic State (IS) is certainly no exception, and its forces in Iraq relied virtually exclusively on the ingenuity of their many arms workshops to turn the huge arsenals captured in Mosul into deadly weapons for use on the ever changing battlegrounds of Iraq.
