Abbreviation for binary digit. The smallest unit of information, equal to one binary decision, i.e. 1/0, on/off, yes/no.

Large and long-winged seabird of the southern hemisphere capable of long flights. It was believed among seamen that albatrosses embodied the souls of dead sailors, and it was considered unlucky to kill one.

The stress at which a material exhibits a specified deviation from proportionality of stress and strain. An onset of 0.2% is used for many metals.

Subcommittee on Radio Communication and Search and Rescue (IMO)

Voyage Data Recorder

Abbreviation for the American Society of Heating, Refrigeration, and Air-Conditioning Engineers.

A term used to describe the takeover of a company by another which might be by agreement or. Acquisition The selection of the target vessels requiring a tracking procedure and the initiation of their tracking.

See captive balloon, ceiling balloon, constant-level balloon, free balloon, hurricane beacon, kytoon, Moby Dick balloon, pilot balloon, radiosonde balloon, rockoon, skyhook balloon, transosonde.

The water that is forced into a boiler to take the place of that which is evaporated in the generation of steam.

Office of Foreign Assets Control

Tropical Deadweight

An instrument used to determine atmospheric pressure or elevation by observing the boiling point of water or both liquids. The sensitivity of the hypsometer increases with decreasing pressure, making it more useful for high altitude work.

ECOnomic & SOCial Counsil of the United NationsUN agency parenting the IAEA (International Atomic Energy Agency), the ICAO (International Civil Aviation Organisation, and the IMO.

International Labour Organization

Centistokes centi Stokes (1 cSt = 1 mm2/s)

Tr

Netherlands (Flag)

A special form of the aspiration psychrometer. developed by Assmann, in which the thermometric elements are well shielded from radiation. Psychrometric measurements may be taken with the instrument in the presence of direct solar radiation.

Wire Rods in Coils

A tanker of the maximum size capable of transit of the Panama Canal (approx. 50,000-80,000 DWT) (breadth normally the limiting factor)