General
Balloon.
Balloon
a lighter-than-air aircraft that is not engine driven, and that sustains flight through the use of either gas buoyancy or an airborne heater.
Source
14 CFR § 1.1 →
General
Balloon
a lighter-than-air aircraft that is not engine driven, and that sustains flight through the use of either gas buoyancy or an airborne heater.
Source
14 CFR § 1.1 →