A symbol placed on packages for identification purposes; generally a triangle,square, circle, etc. with letters and/or numbers and port of discharge.

Abbreviation for:- Port of Loading.- Petroleum, Oil, and Lubricants.

Steel section running along the length of each bottom edge of a shipping container giving its structural strength.

A ball shaped buoy marking a navigational hazard.

An official signature or seal affixed to certain documents by the consul of the country of destination.

A single outlet or limited number of outlets in a building used to connect tools or equipment to the air system.

A vertical post extending above the deck for securing mooring lines

Heavy-weather practice of pouring oil on the sea so as to form a film on the surface, thus preventing the seas from breaking. To smooth out some difficulty.

The point (speed of sound) at which air flow through an orifice can not increase regardless of pressure drop.

Placing a container where required to be loaded or unloaded.

A materials handling/storage facility used for completely unitized loads in containers and/or empty containers. Commonly referred to as CY.

The senior engineer officer responsible for the satisfactory working and upkeep of the main and auxiliary machinery and boiler plant on board ship.

Length of chain used for putting around logs or steel products.

Seller is responsible for goods and preparation of export documentation until actually placed aboard the vessel.

ISO.

First voyage of a ship.

An anchor which has become entangled with some object on the bottom, or, on weighing, has it's rode or chain wound around its stock or flukes.

A written contract between the owner of a vessel and the person desiring to employ the vessel (charterer); sets forth the terms of the arrangement such as duration of agreement, freight rate and ports involved in the trip.

The difference in pressure between any two points of a system or component.

A set of radio, sound, and visual signals designed to aid in communications between vessels without language problems. It can be used with Morse Code, with signal pennants, and by spoken code letters.