A keel that runs the length of the boat.

Is the temperature at which water vapor begins to condense at atmospheric pressure. Is the same as dew point, but is related to atmospheric air only.

A government document which permits the "Licensee" to engage in the export of designated goods to certain destinations.

Net volume actually displaced by the compressor piston at rated machine speed, generally expressed in cubic feet per minute (usually CFM). For multistage compressors, the piston displacement of the first stage only is commonly stated as that of the entire ...

A point of sail where the boat is sailing away from the wind, but not directly downwind; Sailing with the wind coming from any direction from abeam to on the quarter, with the bow approximately 135 degrees to the wind source and the sails let out nearly a ...

The forward curve of the stem of a ship.

A rotating device, with two or more blades, that acts as a screw in propelling a vessel. Sometimes called a screw.

Abbreviation for "Cubic Meter."

An area of low barometric pressure. The wind circulates clockwise in the Southern Hemisphere and counter-clockwise in the Northern Hemisphere. Generally these are bad weather systems.(2)A severe recession over a lengthy.

A person in command of a ship. A person certified as competent to command a ship. A master mariner.

A liquid piston compressor is a rotary compressor in which a vaned rotor revolves in an elliptical casing, with the rotor spaces sealed by a ring of liquid rotating with it inside the casing.

The slowest speed at which a vessel steers.

The ability to convert energy into other forms, such as heat or chemical reaction, so that it can be retrieved for later use. Also the development, design, construction and operation of devices for storing energy until needed. Technology includes devices ...

To lower, sink deeper.

Metal or plastic pieces attached to a sail's luff that slide in a mast track to allow easy hoisting of the sail.

An adjustable section of the rudder that allows the rudder to be corrected for lee helm or weather helm.

The assembly connecting the crankcase and connecting rod to the cylinder head and piston rod for translating circular to linear motion.

Ice in an area containing several small pieces of floating ice, but with total water area exceeding total area of ice.

1,728 cubic inches. A volume contained in a space measuring one foot high, one foot wide and one foot long.