Costs that vary directly with the level of activity within a short time. Examples include costs of moving cargo inland on trains or trucks, stevedoring in some ports, and short-term equipment leases. For business analysis, all costs are either defined as ...

The power that is consumed to overcome the frictional losses when operating in an unloaded condition.

A small tapering flag, which can be used for identification or communication.

A warning from aloft (heads up).

An absolute temperature scale. The kelvin unit of thermodynamic temperature, is the fraction 1/273,16 of the thermodynamic temperature of the triple point of water. The triple point of water is the equilibrium temperature (0,01

The degree to which all the forces on a boat are symmetrical so the vessel sails with just a slight weather helm.

United Nations EDI for Administration, Commerce and Transport. EDI Standards are developed and supported by the UN for electronic message (data) interchange on an international level.

The Captain of a vessel. Highest officer aboard ship. Oversees all ship operations. Keeps ships records. Handles accounting and bookkeeping. Takes command of vessel in inclement weather and in crowded or narrow waters. Handles communications.

Sling of various types used for lifting vehicles on to and off general cargo ship.s

Navigable channel.

To stand at the mast and pull down on a halyard as another crewmate winches it in.

To windward, in the direction of the eye of the wind; toward the wind; in the direction from which the wind is coming

To leave a ship without authority (deserting).

Said of a vessel when stopped and lying near the wind in heavy weather. See Heave To

A hand held pneumatic tool. Designed for light demolition work, digging, making holes etc.

A tiller or a wheel generally installed on the bridge or wheelhouse of a ship to turn the rudder during manoeuvering and navigation. It is in fact the steering wheel of the ship.

(1) A body of salt water. A very large body of fresh water. (2) The condition of the water around a boat. Heavy seas for example.

The International Convention for the Prevention of Pollution from Ships, 1973, as modified by the Protocol of 1978.

An absolute temperature scale. ((

Rolling a vessel, that is slightly ice-bound, so as to break the surface ice around her. May sometimes be done when a vessel is lightly aground, but not ice-bound.