U.S. Customs' standardization: fouralpha code unique to each carrier placed in front of nine digit B/L number; APL's unique B/L Identi er is 'APLU'. Sealand uses 'SEAU'. These pre xes are also used as the container Identification.

Related Terms


Rigid equipment container for dropping equipment from an airplane by parachute.


An equipment container with a parachute which is capable of opening automatically after a delayed drop.


Capacity of a container measured to its top, or to the point of overflow.


The weight of a material that can be handled, without failure, by a machine or process plus the weight of the container or device.


The container for the fluid and the piston, forming part of a device such as a hydraulic brake or clutch.


1. The maximum weight that can be supported by a structure. 2. The maximum recommended or permitted overall weight of a container or a cargo-carrying vehicle that is determined by combining the weight of the empty container or vehicle with the weight of the load.


1. An experiment to detect intermolecular forces in a gas, in which one measures the heat absorbed when gas in a small vessel is allowed to expand into a second vessel which has been evacuated. 2. An experiment to measure the mechanical equivalent of heat, in which falling weights cause paddles to rotate in a closed container of water whose temperature rise is measured by a thermometer.


A substance readily assuming the shape of the container in which it is placed; e.g. oil, gas, water or mixtures of these. A general classification including liquids and gases.


A container with a capacity of 55 U.S. gallons.


Lowest temperature at which an oil or distillate fuel is observed to flow, when cooled under conditions prescribed by test method ASTM D 97. The pour point is 3°C (5°F) above the temperature at which the oil in a test vessel shows no movement when the container is held horizontally for five seconds.

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