A call on the bo'sun's pipe at night for the hands to turn in, for silence in the messdecks, and for lights to be extinguished. Also a term used by a sailor to another to make them stop talking.

Pipe-bundle also called umbilical stalk, which bundles together different supply pipes like air, fresh water, electrical power, communicative signal pipes, through which the underwater working unit obtains the supplies from the base above water or underwa ...

A vessel specifically constructed for, or used in conjunction with, operations associated with the laying of submarine pipelines.

The act of taking a ship on the high seas from those lawfully entitled to it.

Piston

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 tar substance obtained from the pine tree and used in paying the seams of a vessel. Motion of vessel.

(1) The alternate rise and fall of the bow of a vessel proceeding through waves; also called hobby horsing (2) The theoretical distance advanced by a propeller in one revolution. (3) Tar and resin used for caulking between the planks of a wooden vessel.

A method of controlling a wind turbine's speed by varying the orientation, or pitch, of the blades, and thereby altering its aerodynamics and efficiency.

Said of a boat which turns end over end in very rough seas.

An instrument for measuring the relative speed of a fluid. It consists of a concentric pipe arrangement in which the inner pipe is open at one end and the outer pipe is perforated and closed at both ends. Each pipe is connected to a manometer. The unit is ...

A pressure tube anemometer, consisting of a pitot tube mounted on the windward end of a wind vane and a suitable manometer to measure the developed pressure and calibrated in units of wind.

Same as pitot tube.

Localized corrosion of a metal surface, confined to a point or small area, that takes the form of cavities or pits.

Areas of corrosion.

Ratio of the depth of the deepest pit resulting from corrosion divided by the average penetration as calculated from weight loss.

Public Law

Place where cargo leaves the care and custody of carrier.

Location where cargo enters the care and custody of carrier.

Anything that is straightforward and easy.