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Mining
Of or pertaining to the process or business of extracting materials, such as ore or minerals, from the earth's crust.
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Blimp
Aviation; Airplanes & equipment
Form of airship which has a non-rigid structure, rather the shape is maintained by internal pressure.
Centre of gravity
Aviation; Airplanes & equipment
Where the aircraft's mass is balanced. This may change according to the distribution of passengers, luggage and fuel in the airplane.
Course
Aviation; Airplanes & equipment
The direction in which the aircraft is moving. This is different from the 'heading' which is the direction the aircraft is pointing. Although the aircraft is pointing a particular ...
Crab
Aviation; Airplanes & equipment
Having calculated the effect of wind on the direction of the aircraft, the pilot will change the heading of the aircraft (the direction the aircraft is pointing) so that the ...
Chord
Aviation; Airplanes & equipment
An imaginary straight line joining the leading edge and the trailing edge of an aerofoil.
Airfoil
Aviation; Airplanes & equipment
The shape of a wing or propellor blade as seen in cross-section, i.e. cut down the middle.
Dihedral angle
Aviation; Airplanes & equipment
Angle between an aeroplane's wing and the laternal axis of the plane. This will be the horizontal plane when on level ground. The dihedral angle referrs specifically to when the ...
