Most ocean freight is billed on the basis of weight or measurement tons (W/M). Weight tons can be expressed in short tons of 2000 pounds, long tons of 2240 pounds or metric tons of 1000 kilos (2204.62 pounds). Measurement tons are usually expressed as car ...

Mesh is the number of openings in a square inch of screen or sieve. It is equal to the square of the number of strands of metal or plastic screening per lineal inch. Standard US mesh screen # 16 equates to a 1.19 millimeter particle diameter, mesh size #4 ...

Machines cooled by water circulated through jackets surrounding the cylinders or casings.

The action of letting go the sheets of a sailing vessel, thus spilling the wind and reducing the forward motion of the boat.

Cargo landed in excess of the quantity on manifest.

The direction to which a compass points. Magnetic north differs from true north because the magnetic fields of the planet are not exactly in line with the north and south poles. Observed differences between magnetic and true north is known as magnetic var ...

Incapable of being mixed without separation phases. Water and petroleum oil are immiscible under most conditions, although they can be made miscible with the addition of an emulsifier.

The highest continuous deck which runs the full length of the ship without a fall or interruption.

Location where shipment begins its movement.

An instrument that, once established, cannot be modified or cancelled without the agreement of all parties concerned.

The part of the rotating element of a dynamic compressor that imparts energy to the flowing medium by means of centrifugal force. It consists of a number of blades mounted so as to rotate with the shaft.

The country in which the vessel is registered.

Having no sails up. In heavy weather the windage of the mast and other spars can still be enough to move the boat.

Recapitulation of the terms and conditions agreed

The white froth on the crests of waves.

On square-rigged ships, the blocks attached to those yards on which studdingsails were set.

A container fitted with a means of forced air ventilation.

Nautical slang for the spirit of the sea, usually in the form of a sea devil. Davy Jones's Locker is the bottom of the sea, the final resting place of sunken ships, articles lost or thrown overboard, and of men buried at sea.

Rules for letters of credit drawn up by the Commission on Banking Technique and Practices of the International Chamber of Commerce in consultation with the banking associations of many countries. See Terms of Payment.

To haul in or bind something together in order to create more space.