On a square-rigged ship, the yards are square by the braces when they are at right angles to the fore-and-aft lines of the ship.

A hand held pneumatic tool. Designed to chip masonry, plaster, concrete etc.

An articulated five-platform rail car that allows containers to be double stacked. A typical stack car holds ten 40-foot equivalent units (FEU's).

A person who deals in the selling of provisions, dried stores, etc.

The hull without the outside and inside plating.

The logic of binary systems, such as control systems in which all operations may be reduced to on-off, open-closed, or similar dichotomous basis.

To obtain his reaction to something.

Said of an anchor when the cable is taut and vertical.

In maritime warfare, a declaration published by a power forbidding sea-borne trade with an enemy.

Another term for first mate.

Compounds containing chlorine, fluorine or bromine, used as aerosol propellants, refrigerants, foaming agents and solvents and which, on decomposition by sunlight, produce oxides of chlorine responsible for the removal of ozone from the stratosphere.

A factor expressing the deviation of gas from the laws of hydraulics.

A warehouse authorized by Customs authorities for storage of goods on which payment of duties is deferred until the goods are removed.

A program whereby the U.S. government attempted to offset the higher shipbuilding cost in the U.S. by paying up to 50% of the difference between cost of U.S. and nonU.S. construction. The difference went to the U.S. shipyard. It is unfunded since 1982.

A card labeling the 360

Convention on International Regulations for Preventing Collisions at Sea; Rules of the Road. Internationally accepted rules by which vessels at sea must keep clear of each other.

An area designated for the stowage of cargoes in container; usually accessible by truck, railroad and marine transportation. Here containers are picked up, dropped off, maintained and housed.

The triangle formed by the masthead, the base of the mast at deck level, and the lower end of the headstay.

is the energy a substance possesses because of its elevation above the earth (or above some other chosen datum plane). .

Watertight housing for the centerboard.