To the person, the main purpose that bathe is exquisite sanitation is mixed enjoy comfortable. Of the plane " bathe " , its purpose is the weight that reduces the adherent feculent content on housing, prevent it to increase the specific fuel consumption of the plane. These feculent content can make the airlines adds 1% right-and-left weight only, the surface looks very negligible, but make one price plane annual however much waste time the fuel of hundred thousands of yuan of RMB, it is a very big waste. At present Swedish government sets, between two airliners, before the plane must undertake flying swab.
