are trained to manage extraordinary flight conditions the commercial manuals are reviewed overseen confirmed by authorities and eirlands have the necessary experience of operating
Pilots are trained to manage extraordinary flight conditions, the commercial airlines' safety manuals are reviewed, overseen and confirmed by regulatory authorities, and airlines have the necessary experience of operating over volcanic areas, as is shown by their safety record.
are trained to manage extraordinary flight conditions, the commercial manuals are reviewed, overseen confirmed by authorities, and airlines have the necessary experience of operating over volcanic as is shown by their safety