Is the ratio of the actual volume of the gas to the volume determined according to the perfect gas law.

As close to the wind as possible, with all sails full, and no wrinkles in them.

A sudden squall of wind accompanied by lightning.

To call out.

Equipped to assist during offshore construction and maintenance work.

The shaft input per unit of compressor capacity.

A term which refers to contracting out of S2P (State Second Pension).

A valve that controls the flow in air lines.

Machines in which air or gas is compressed in each cylinder or casing from initial intake pressure to final discharge pressure.

This property of a gas is the weight of air or gas per unit volume. Unless specified, it refers in compressor practice to the weight per unit volume at conditions of total temperature, total pressure and composition which prevail at the compressor intake.

The maximum cylinder volume on a working side of the piston, minus the piston displacement volume per stroke. It is usually expressed as a percentage of the displace volume.

A cooling water supply system. There are two different types - Open and closed loop systems.

A rate of action. In this case, quickly.

Freight moving under a bond to U.S. Customs or to the Internal Revenue Service, and to be delivered only under stated conditions.

An extension of the keel for protection of propeller and rudder.

An executive agency within the Inland Revenue. The Contributions Agency deals with all aspects of NI.

A small double-pronged bendable pin used to secure a clevis pin or to keep turnbuckles from unwinding.

The time that the container was discharged (grounded) from the train.

A rating who tends to the pumps of an oil tanker.

Stowage of general or special cargoes in a container for transport in the various modes.