A charge for delaying a steamer beyond a stipulated period.

Steps in the compression of a gas, In reciprocating compressors, each stage usually requires a separate cylinder, in dynamic compressors, each requires a separate rotor disc.

A time or a date draft that has been accepted by the buyer (the drawee) for payment at maturity.

The capacity for floating.

Compressor controls will run the compressor at varying loads to accommodate demand variations. Running a compressor at less than full load results in a drop in compressor efficiency and thus an increase in operating costs.

Is the total gas pressure (static plus velocity) at the discharge port of the compressor. Velocity pressure is considered only with dynamic compressors.

Wheeled under-carriage on which a container or chassis may be placed.

A form requiring all data in a commercial invoice along with a certificate of value and/or a certificate of origin. Required in a few countries (usually former British territories) and usually serves as a seller's commercial invoice.

Energy which a substance possesses because of the motion and configuration of its atoms, molecules, and subatomic particles.

A material (such as oil) used between moving parts of machinery to make the surfaces slippery and reduce friction.

Beams sometimes fitted over the decks for the stowage of heavy boats or cargo.

Short ton

A moment of time which could be measured by the shaking of a sail as a sailing ship comes into the wind.

The metal axle of a block upon which the sheave revolves.

A compressor belonging to the group of displacement rotary compressors, a type of valve less displacement machine. Also referred to as "Roots blower".

Also known as PM, maintenance performed according to a fixed schedule involving the routine repair and replacement of machine parts and components.

Open ocean sailing

The recognition of a person by his recognizable characteristics (originally, the shape of the nose)

Long wave formations during calm or light air formed by waves running into shoaling water

(1) A navigator shoots the sun by using a sextant to measure its altitude. (2) A sailing vessel shoots when she forges ahead to windward with her sails luffing.