Keywords: F-18 HARV forebody surface flow visualization using dye flow DVIDS691891.jpg en A glycol-based liquid released through very small holes around the nose of an F/A-18 flown by NASA's Dryden Flight Research Center Edwards California for its High Alpha Research Vehicle HARV program aids researchers in flow visualization studies This photograph taken postflight shows the airflow pattern at about 30 degrees angle of attack The program was conducted jointly with NASA's Langley Research Center NASA Identifier NIX-EC88-0115-79 2009-09-23 Glenn Research Center https //www dvidshub net/image/691891 691891 2012-10-10 12 42 WASHINGTON DC US PD-USGov Langley Research Center Images from DoD uploaded by Fæ |