The toal temperature at the intake flange of the compressor.

A barge equipped with tracks on which up to about 12 railroad cars are moved in harbors or inland waterways.

The top of a mast.

The white froth on the crests of waves.

A lighted or unlighted fixed (non-floating) aid to navigation that serves as a signal or indication for guidance or warning. (Lights and daybeacons both constitute "beacons.")

Kilograms per square centimeter absolute.

The increase in pressure in the discharge header that develops as a result of flow after the pressure relief device opens

A large foresail or jib that overlaps the mainsail. Also known as a genny. Can be expressed in percentages of overlap, e.g. 150 Genoa is 50% overlap of the mainsail.

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 ...

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.

(1) In good condition. (2) To adjust to proper shape or size.

That part of a shaft or axle that rotates or angularly oscillates in or against a bearing or about which a bearing rotates or angularly oscillates.

Official terminology for life jacket. When properly used a PFD will support a person in the water. Also called a life jacket, life preserver or life vest.

Sixteenth-century term for a sea distance at which high land could be observed from a ship. Varied between 14 and 22 miles according to average atmospheric conditions in a given area.

a circular donut-shaped buoy designed to support a person in the water. It is attached to the vessel with a (floating) line so that the person can be hauled back to the boat.

A gauge that measures air flow as a percentage of capacity, used in rotary screw compressors as an estimator during modulation controls.

Board, bearing instructions, that comes to a wrecked ship with a life-saving rocket line.

The ring bolted to the upper end of the shank of an anchor and to which the bending shackle secures.

A small crane that projects over the side of the boat to raise or lower objects (such as smaller boats) from or to the water.

The bridge used for taking observations, or directing the handling of the ship.