what is ceiling with respect to the aeronautics
Ceiling (aeronautics) With respect to aircraft performance, a ceiling is the maximum density altitude an aircraft can reach under a set of conditions, as determined by its flight envelope.
Marcus Álvarez
Charles Dudley Warner Everybody complains about the weather, but nobody does anything about it.[4]
Insurance Insurance is a means of protection from financial loss. It is a form of risk management, primarily used to hedge against the risk of a contingent or uncertain loss.