The part of a rotating element that counteracts any inherent thrust developed by the impellers.

A penalty charge against shippers or consignees for delaying the carrier's equipment beyond the allowed free time. The free time and demurrage charges are set forth in the charter party or freight tariff.- See also Detention and Per Diem.

Gallons per minute

To reeve and secure a stopper (hold a strain on a line while transferring it).

Is the property of a substance that gauges the potential or driving force for the flow of heat.

A keel that is narrow and deeper than a full keel.

Nickname for a ship's cooper.

Metal strip and lead fastener used for locking freight car or truck doors. Seals are numbered for record purposes.

An apparatus consisting of a small, polished, stainless steel cup placed in a container into which is passed the sample gas. The temperature of the polished surface is lowered by immersing dry ice (solid carbon dioxide) in an acetone solution contained in ...

The total rate from the point of origin to final destination.

The merchant ships on the official registers of any nation.

(1) To adjust the sails for best advantage. (2) Fore and aft balance of a boat. If either the bow or stern is depressed, the vessel is said to be down by the bow or down by the stern. (3) To trim is to adjust. It does not just apply to sheets. You can tri ...

Said of wind when exactly ahead; and of another vessel when her fore and aft line coincides with observer's line of sight.

Owners or operators of vessels providing transportation to shippers. The term is also used to refer to the vessels.

A small free-moving submersible designed for exploring the ocean depths.

A gigantic sea animal.

A device that removes solid contaminants, such as dirt or metal particles, from a liquid or gas (air is a gas), or that separates one liquid from another, or a liquid from a gas. The term filter describes the complete unit ... housing, filter element, int ...

A floating log

The foremost sail; a triangular shaped foresail forward of the foremast.