Lockheed CL-400 Suntan - Suntan was the code-name of a prototype reconnaissance aircraft program with the goal of creating a much faster and higher-altitude successor to the U-2 enabled by the use of liquid hydrogen (LH2) as fuel. The program was cancelled in 1958.Stating in 1956 the United States Air Force funded a highly secretive program of research and development on high-speed aircraft for long-range reconnaissance. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
The answer to this question is:
Mean Of Transportation