| Maintainers explain that after each flight, they have to rinse the saltwater off the airframes and engines, and every 30 days they thoroughly wash the helicopters. |
| When pilots and maintainers want to change airframes, they must attend formal training for each airframe. |
| In the late 1990s Honda was developing turbine engines for aircraft, and composite airframes. |
| Desert spaceports and dusty workshops cluttered with rocket nozzles and airframes have sprung up across California and Canada. |
| All airframes were planned to undergo avionics upgrades to a common standard. |
| As long as the airframes and engines are well maintained, the age of the aircraft doesn't matter. |
