Cubic feet per minute. An airflow measurement of volume.

Deck supported by pillars, fastened to pontoons. The pontoons are half submerged during operations. Kept in position by anchors (or by dynamic positioning). Normally equipped with its own propulsion machinery.

A book containing the official record of a ship's activities together with remarks concerning the state of the weather, etc.

(SEE NEAPED)

A bearing 180

An aid to taking as astronomical sight with a sextant when the sea horizon is obscured through haze, fog, or darkness.

A port that is not directly listed in the tide tables but for which information is available as a difference from a nearby standard port.

Wind blowing from off the shore.

Differences between the compass reading and an actual magnetic direction caused by magnetic forces in the vicinity of the compass, which are usually the result of masses of metal, speaker magnets, etc. (2) Vessel departure from specified voyage course.

A navigational aid that emits radio waves for navigational purposes. The radio beacon's position is known and the direction of the radio beacon can be determined by using a radio direction finder.

The leaning of a boat to the side because of excess weight on that side; inclination of a boat due to excess weight on one side or the other.

A hoisting apparatus consisting of a block and tackle rigged at the end of a beam.

To the bow of the boat, forward of the beam.

A contract for leasing between the ship owners and the lessee. It would state, e.g., the duration of the lease in years or voyages.

Carries supplies to drilling units or installations during field de-velopment or production.

Percentage of freight payable to broker (by owners in c/p's) or applicable to sale or purchase.

Old name for bunting from which signal and other flags were made.

An adsorption type material used in compressed air dryers. Industry standards are activated alumina, silica gel and molecular sieves.(2) A material used to desiccate (dry) or dehumidify air.

Small stuff seized across a hook to prevent it from unshipping (once hooked, mousing keeps the hook on).

An emergency signal flare that will float down on a parachute after launch, hopefully improving its visibility.