SPUTNIK / SCIENCE PHOTO LIBRARY SPUTNIK / SCIENCE PHOTO LIBRARY
Aircraft engine construction. Engineers assembling aircraft gas turbine engines. One engine is at left, one at centre, and another at far right. Gas turbine engines are a type of jet engine that burns fuel to maintain gas flow through a turbine and keep the aircraft flying. This is the Salyut Machine-Building Production Association factory. Photographed in 2006, in Moscow, Russia.
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