majdi tareh, a tourist, without having the necessary permission from a natural source, has managed told this road , and now there is an example that the water blocked the road and the tree species were destroyed. because the natural resources of the contract in this field is not feasible, the water of the region is handed over a part of the sadr for tourism, which must be respected. specialists of a scientific company succeeded in obtaining the technical knowledge of oil production domesticate the engine of light aircraft and jet engine. by localizing this technology, the import of 15 million dollars of all types of aerial work will be avoided. the type of metals used in these engines is such that there should not be any metal elements in the oil that cause them to corrode. this is one of the technologies used in the oil of piston engines of airplanes. workflow which must be produced in such a way that on the one hand there is no corrosion for the parts and on the other hand it keeps them cool during the flight hours. the amount of the product should not have the slightest difference