A cargo on which the transportation charge is assessed on the basis of weight.

Annual publication of astronomical data for the use of navigators.

A call requesting direction in answer to the report of a lookout that an object has been sighted.

An industry abbreviation for "Hazardous Material."

Enormous sea monster supposed to have been seen off coasts of America and Norway. Sometimes mistaken for an island.

Some governments require certain commodities to be licensed prior to exportation or importation. Clauses attesting to compliance are often required on the B/L.- Various types issued for export (general, validated) and import as mandated by government(s).

A distinctive fixed reference point that can be used for navigation.

When all the sails are shaking.

The small triangular space found at the intersection of lines of position on a chart when a ship's position is determined by taking three bearings.

A compressor cooled by atmospheric air circulated around the cylinders or casing.

A suitable beach, being steep and sandy, where ships could be careened for cleaning or repair.

Indirect heat exchanger designed to transfer heat from combustion gas to the air stream added to the combustion zone.

An annual publication that contains tidal information and information about the position of the sun, moon, planets and stars. This information is used for celestial navigation.

See Intracoastal Waterway.

A small wooden, metal or plastic insertion at the head of a mainsail.

Fixed ports that do not open which are placed in the deck or cabin to admit light.

A timber or rib of a ship running from the keel to the side rail; the transverse strengthening members in a ship's hull that extend from the keel to the deck or gunwale. The frames form the shape of the hull and act as a skeleton on which the hull plankin ...

After mast on a schooner or sailing ship carrying a spanker; usually the fourth mast of a five or six masted schooner.

Is a technique for predicting whether water will tend to dissolve or precipitate calcium carbonate. If the water precipitates calcium carbonate, scale forming may result. If the water dissolves calcium carbonate, it has a corrosive tendency.

A canvas cover secured over a funnel when not in use. Sailor's headwear, woolen type, capable of covering the ears in cold weather.