Word: 3e
(lookup in dictionary)
(lookup stats)
Dates: during 1960-1969
Sort By: most recent first
(reverse)
...recent tests of their theory, the Air Force scientists chose Smith Moun tain Airport, near Roanoke, Va., which is often socked in by moist, low-lying mist. The Air Force made available twin-turbine CH-3E helicopters for use as air-mixing devices...
...bullet or ruptures during a crash. At the Air Force demonstration, a bullet fired into a fuel-and-foam-filled tank produced only a slight glow as fuel vapor escaping from the pressurized tank ignited outside. Foam has been successfully used for nine months in the tanks of HH-3E helicopters and other aircraft operating in Viet Nam, the Air Force disclosed, and the Federal Aviation Administration is now investigating the substance for possible use in commercial aircraft...