An automatic or manual device designed to control pressure, flow or temperature.

Heat exchangers for raising the temperature of compressed air to increase its volume.

A group of points to which rates are made the same as or in relation to rates to other points in group.

Direction or bearing of an object relative to a boat's heading.

The ratio of clearance volume to the volume swept by the compressing element.

The ratio of the actual water-vapor partial pressure to its saturation pressure at the same temperature. (considered only with atmospheric air).

The ratio of the vapor pressure to the saturated vapor pressure at the temperature considered.

To transfer containers from one ship to another when both vessels are controlled by the same network (carrier) manager.

A spring loaded pressure relief valve actuated by the static pressure upstream of the valve. The valve opens normally in proportion to the pressure increase over the opening pressure.

Funds sent by one person to another as payment.

(1) The action of a line as it passes over the sheave of a block. (2) The act of easing away gently.

Vessel moves to a new area for a new season.

Cubic feet per minute (cfm) of air required at the inlet to the distribution system.

The lifting power. It may be measured by the volume of a watertight hull above the load water line.

Articles handled only under certain conditions.

The proper return port of a discharged seaman.

A single masted cutter built expressly for the prevention of smuggling and the enforcement of customs regulations.

A ton on which the shipment is freighted. If cargo is rated as weight or measure (W/M), whichever produces the highest revenue will be considered the revenue ton. Weights are based on metric tons and measures are based on cubic meters. RT=1 MT or 1 CBM.

An inland point provided by an all water carrier's through bill of lading in the U.S. by first discharging the container in an East Coast port.

When the sheer curves down towards the bow and stern.