A notation on a bill of lading that the cargo has been stowed on the open deck of the ship.

A through hull valve, a shut off on a plumbing or drain pipe between the vessel and the sea

Media of heat transfer in a refrigeration unit. R12 and R22 are commonly used refrigerants.

The point at which the Sun , traveling in the Ecliptic , crosses the Equinoctial when going from South to North declination.

To sail closer to the wind than another boat on the same tack.

Heat cannot, of itself, pass from a colder to a hotter body.

Any boat built to certain standards or rules so that is like all others in the same class.

A sailboat is always on one tack or the other; that is the sail is always on one side or the other.

A very strong sail used in stormy weather. It is loose footed, being attached to the mast, but not the boom. This helps prevent boarding waves from damaging the sail or the rigging.

A kind of navigational buoy

Supporting braces made into a right angle, used for strength when two parts are joined.

A letter of credit forwarded to the beneficiary by the advising bank without engagement on the part of the advising bank.

To pass a turn around a belaying pin or cleat.

The amount of air that a filter can handle. Expressed in CFM.

The time allotted to a man to stand at the helm.

A measuring tool used to check air pressure at the tool by inserting a hypodermic needle into the rubber hose.

As provided in the Shipping Act of 1984, a contract between a shipper (or a shippers association) and an ocean common carrier (or conference) in which the shipper makes a commitment to provide a certain minimum quantity of cargo or freight revenue over a ...

A stay leading from one mast, such as the main mast to another, such as the mizzen mast.

The unloading of a container or cargo van.

Dining room facilities for officers separate from the crew and passenger dining room.