The side-to-side (athwartship) motion of a vessel.

An occasional sprinkling dashed from the top of a wave by the wind, or by its striking an object.

The actual work required to compress and deliver a given gas quantity, including all thermodynamic, leakage and fluid friction losses. It does not include mechanical losses.

GMT for short. Greenwich Meridian Time, also known as Universal Time or Zulu time. A time standard that is not affected by time zones or seasons. It is the time used by navigators in celestial navigation.

To remove a reef from a sail and hoist the sail aloft

Erecting the mast on the boat. The Mast Step is a fitting which supports the bottom end of the mast at the deck or keel.

A person who arranges for transportation of loads for a percentage of the revenue from the load.

General term used to denote all activities connected with the catching of fish by any means.

On gaff-rigged sailing vessels the luff of the mainsail is secured to the mast by wooden hoops, which slide up or down the mast as the sail is raised or lowered.

A heavy longitudinal timber that angles upward from the stern to support the underside of the fantail.

The tallest mast; the forward mast of a yawl or ketch; the mast furthest aft on a schooner

Costs that do not vary with the level of activity. Some fixed costs continue even if no cargo is carried. Terminal leases, rent and property taxes are fixed costs.

Net volume actually displaced by the compressor piston at rated machine speed, generally expressed in cubic feet per minute (usually CFM). For multistage compressors, the piston displacement of the first stage only is commonly stated as that of the entire ...

A two-masted vessel with both masts square rigged. On the sternmost mast, the main mast, there is also a gaff sail

Ice in an area containing several small pieces of floating ice, but with total water area exceeding total area of ice.

Metal or plastic pieces attached to a sail's luff that slide in a mast track to allow easy hoisting of the sail.

Material passed into the effluent stream composed of foreign materials incorporated into the filter medium.

Abbreviation for "Cubic Meter."

Long Ton = 1016.05 kilogram

The acting of one person on behalf of another; a document authorizing one person to act on behalf of another.