International Labour Organization

Tons Per Centimeter (Immersion)

Passenger Ship.

Auxiliary/Generators Kilowatts (total)

Voyage Data Recorder

Intermediate Fuel Oil

Pieces of soft wood, covered with canvass, placed on the trestle-trees, for the eyes of the rigging to rest upon.

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

Special Drawing Rights

Tr

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

Tropical Deadweight

Global Navigational Satellite System

Office of Foreign Assets Control

Very High Frequency. (30-300 MHz) Designate also the radio communication apparatus using this frequency. It reaches only slightly beyond the horizon, except in favourable circumstances where transmission up to several hundred miles are possible.

Wire Rods in Coils

Navigational Electronic Chart System Association

National nature reserve

Vessel Traffic Information System

Salt Water Arrival Draft