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Structural fatigue was accelerated by at least a factor of eight in a low-altitude flight profile over that of high-altitude flying, requiring costly repairs to extend service life. In the early 1960s, the three-phase High Stress program was launched to counter structural fatigue, enrolling aircraft at 2,000 flying hours. [ 93 ]
Fast Race – Relocation of communications equipment from France following its withdrawal from NATO. [116] Fast Talk – Strategic Air Command single side band high frequency radio net for command and control in the event of landline failure [117] Exercise Fearless Guardian 2015 – U.S./Ukrainian training exercise. (total 2,200 participants ...
TNT equivalent is a convention for expressing energy, typically used to describe the energy released in an explosion.The ton of TNT is a unit of energy defined by convention to be 4.184 gigajoules (1 gigacalorie), [1] which is the approximate energy released in the detonation of a metric ton (1,000 kilograms) of TNT.