The Islamic State is going low tech for oil refining in reaction to a constant bombardment of airstrikes on their refineries, according to a report.
Stratfor, a private Texas-based intelligence company, took satellite images that show a recent increase in micro-refineries. These refineries, sometimes called “teapots,” are makeshift, portable, small furnaces that distill raw petroleum into fuel by using a metal furnace to heat oil stored in a dugout ditch.
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