MADISON, Wis. -- The Wisconsin Air National Guard (115th Fighter Wing) will conduct evening training flights from Feb.3-6. Residents may hear or see F-35 aircraft landing or taking off until 9:30 p.m.
The OBOGS unit in the MiG-29 aircraft, which provides a continuous oxygen supply to pilots at high altitudes, relies on zeolite material to selectively adsorb nitrogen and produce pure oxygen ...