The total electrical power input to a compressor, including drive motor, cooling fan, motors, controls, etc.

A rotating device, with two or more blades, that acts as a screw in propelling a vessel. Sometimes called a screw.

A valve which connects the high pressure side of a compressed air system to the suction side and is adjusted so as to maintain a specific pressure on the suction side by controlled bleeding of hot gas to the suction side.

The truck unit into which freight is loaded as in tractor trailer combination. See Container.

A type of flag used to identify a boater's affiliation with a yacht club or boating organization.

On wooden vessels, the frames or ribs of a ship, connected to the keel, which give shape and strength to the ship's hull.

Instructions given by a shipper to a bank indicating that documents transferring title to goods should be delivered to the buyer only upon the buyer's acceptance of the attached draft.

Pieces of timber bolted to the hounds of a mast, to support the trestle-trees.

A warehouse authorized by Customs to receive duty-free merchandise.

Chemical species slated to replace CFCs in the near future.

A large solid post on a wharf or pier for securing mooring lines; the same when constructed on the deck of a ship.

(1) A longitudinal crack in a mast or other spar. (2) The shivers of a sail when sailing too close to the wind. (3) As a verb, to let it out.

Term used in a voyage charter party, e.g. vessel shall proceed to Berth 2 at Falmouth.

The transverse partition between the cockpit and the cabin.

Placed at right angles to the keel, such as a transverse frame, transverse bulkhead, etc.

A pallet designed so that the forks of a fork lift truck can be inserted from all four sides. See Fork lift.

A marine insurance term meaning that the assurer will not allow payment for partial loss or damage to cargo shipments except in certain circumstances, such as stranding, sinking, collision or fire.

To abandon a ship at sea; to place people in a ship's boat or raft and leave them.

Torsional moment or couple. It usually refers to the driving couple of a machine or motor.

Standard Carrier Abbreviation Code identifying an individual common carrier. A three letter carrier code followed by a suffix identifies the carrier's equipment. A suffix of "U" is a container and "C" is a chassis.