A ladder of rope with rungs, used over the side.

Operating Differential Subsidy: A direct subsidy paid to U.S.-flag operators to offset the high operating cost of U.S.-flag ships when compared to foreign-flag counterparts.

The least noble potential where pitting or crevice corrosion, or both, will initiate and propagate.

A list of elements arranged according to their standard electrode potentials, with "noble" metals such as gold being positive and "active" metals such as zinc being negative.

(1) Water having salinity values ranging from approximately 0.5 to l7 parts per thousand. (2) Water having less salt than seawater, but undrinkable.

A person appointed by a company to perform an audit. In the UK auditors are Chartered.

The relationship which the return on a stock has with the return on the market as a whole, often.

(1) An iron mineral crystallizing in therhombohedral system; the most important oreof iron. (2) An iron oxide, Fe,O,, corrcsponding to an iron content of approximately 70%.

The total gas pressure (static plus velocity).

A factor of proportionality representing the amount of substance diffusing across a unit area through a unit concentration gradient in unit time.

Taxes which are charged as a percentage of the value of an asset. Stamp Duty, which is charged on.

Nippon Kaiji Kyokai. Japanese Classification Society

The unit of speed in the nautical system; one nautical mile per hour. It is equal to 1.1508 statute miles per hour or 0.5144 meters per second.

Committee set up by the Bank of International Settlements and based in Basle. It drew up.

International Bunker Industry Association Ltd

Land Earth Station

General name for an instrument which measures the evaporation rate of water into the atmosphere. See clay atmometer, evaporation pan, evapotranspirometer, Livingston sphere, Piche evaporimeter, radio atmometer.

A thermometer whose sensitive element has been made to resemble a black body by covering it with lamp black. The thermometer is placed in an evacuated transparent chamber which is maintained at a constant temperature. The instrument responds to insolation ...

The component of a combustion device that regulates the amount of air entering the combustion chamber.

The measure of seasonal or annual efficiency of a residential heating furnace or boiler. It takes into account the cyclic on/off operation and associated energy losses of the heating unit as it responds to changes in the load, which in turn is affected by ...