Similar to the spectroheliograph, but used for visual instead of photographic purposes.

Freight on which transportation charges are calculated on the basis of volume measurement.

All rigging, cranes, etc., utilized on a ship to load or unload cargo.

The short deckhouse or main hatchway which is raised above the level of the cabin top or coachroof.

A promise in writing to repay a debt. For example a bond, bill or.

In meteorology, an area of low pressure; a low or trough.

An aneroid barograph designed to record atmospheric pressure variations of very small magnitude.

On older sailing ships, an additional lateen shaped mizzen sail carried on the fourth mast, known as a bonaventure mizzen.

An accelerated corrosion of' metal surfaces that results from the combined elTect of oxidation and reactions with sulfur compounds and other contaminunts, such us chlorides, to form a molten salt on a metal iurfuce that f1uxes, destroys, or disrupts the n ...

Any of various functions from which intensity or velocity at any point in a field may be calculated. The driving influence of an electrochemical reaction. See also active potential, chemical potential, corrosion potential, critical pitting potential, deco ...

Combination

A measure of window glazing performance that is the ratio of the total solar heat gain through a specific window to the total solar heat gain through a single sheet of double-strength glass under the same set of conditions; expressed as a number between 0 ...

The unloading of a container or cargo van.

Same as dew-point hygrometer.

The direction toward which the wind is blowing; with the wind.

The rate of decrease of temperature with height when unsaturated air is lifted adiabatically (without exchange of heat with its surroundings). The decrease is due to expansion as the air is lifted to a lower pressure.

Ratings of financial reliability given by Best's Rating Service to insurance companies with a top.

Construction (CONSTR)

A transducer which converts electromagnetic radiation in the infrared, visible, and ultraviolet regions into electrical quantities such as voltage, current, or resistance. Also called photo cell.