Cleaning of a nozzle

At first sight can seem that with this "garbage" any more to make nothing, but under a crust of dirt quite efficient device can disappear. In aircraft for stabilization of fuel and ensuring washing of fuel systems of planes add special liquids to aviation fuel. Earlier it as a rule was TGF liquid that Tetragidrofuron, now - most often means liquids on his basis of "I-m". This liquid is poisonous, it is necessary to use it carefully. It has properties to dissolve and loosen a large number of various organic compounds. If just to add it to fuel, it, according to experimenters, very not bad washes out fuel system.