Also known as: fr.
FR has various meanings in the Aircraft category. Discover the full forms, definitions, and usage contexts of FR in Aircraft.
A boundary between two different air masses. The difference between two air masses sometimes is unnoticeable. But when the colliding air masses have very different temperatures and amounts of water in them, turbulent weather can erupt. The boundary between two air masses.
AircraftA chemical used in farming to kill funguses which inhibit plant growth.
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