A hand held pneumatic tool. Designed for light demolition work, digging, making holes etc.

A device for furnishing fresh air to compartments below deck or exhausting foul air. Construction designed to lead air below decks. May have a cowl, which can be angled into or away from the wind; and may be constructed with baffles, so that water is not ...

An abbreviation of forecastle.

A vessel discharges part of its cargo at anchor into a lighter to reduce the vessel's draft so it can then get alongside a pier.

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.

Arrival at land

A container frame fitted to accommodate two or more separate tanks for liquids.

Transportation charge advanced by one carrier to another to be collected by the later carrier from the consignor or consignee.

The top of a mast.

A projecting aperture at the end of a tube, pipe etc. serving as an outlet for compressed air. Reduces the demand on the compressor by generating the highest thrust and volume for the lowest possible air consumption.

The stay that the jib is hoisted on. Usually the headstay.

Ropes hung and used for assistance in ascending and descending.

Is a gas that follows the perfect gas laws without deviation. There is no such thing, however it is the basis from which calculations are made and corrections applied.

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.

A pipe lead-in for anchor chain through ship's bow.

The part on the object which is hauled upon.

A fix taken by visually observing the location of known landmarks.

Change from a run to a reach

The Captain of a vessel. Highest officer aboard ship. Oversees all ship operations. Keeps ships records. Handles accounting and bookkeeping. Takes command of vessel in inclement weather and in crowded or narrow waters. Handles communications.

Also saloon; the main social cabin of a boat