Sea water used for ballast, let into the double bottom, or into a water-ballast tank, or trimming tanks.

A common type of liquid-inglass thermometer, used, in meteorology, in psychrometers and as a maximum thermometer.

An instrument for measuring temperature by utilizing the variation of the physical properties of substances according to their thermal states. Thermometers may be classified into types according to their construction; deformation thermometer, electrical t ...

Human Reliability Analysis Used in safety studies.

Maritime Transport Committee, OECD

The stage on a fixed river gauge at which it is necessary to begin issuing warnings or river forecasts if adequate precautionary measures are to be taken before flood stage is reached.

The degree to which all the forces on a boat are symmetrical so the vessel sails with just a slight weather helm.

In a wind energy conversion system, to pitch the turbine blades so as to reduce their lift capacity as a method of shutting down the turbine during high wind speeds.

Cyprus (Flag)

The lowest temperature that can be obtained on a wet-bulb thermometer in any given sample of air. Obtained by evaporation of water (or ice) from the muslin wick. Used in computing dew point and relative humidity.

(1) An organic compound in which atoms form more than one coordinate bond with metals in solution. (2) A substance used in metal finishing to control or eliminate certain metallic ions present in undesirable quantities.

The amount of visible light that passes through the glazing material of a window, expressed as a percentage.

Intimate mixture of oil and water, generally of a milky or cloudy appearance. Emulsions may be of two types: oil-in water (where water is the continuous phase) and water-in-oil (where water is the discontinuous phase).

International Maritime Bureau

Nested Grid Model generated every 12 hours by NCEP.

Harmonized Tariff Schedule

The level at which ice crystals and snowflakes melt as they descend through the atmosphere.

An instrument for determining the direction of cloud motion. There are two basic designs of nephoscope, the directvision nephoscope and the mirror nephoscope.

A motorlike device containing a rotor and a stator and capable of converting an angular position into an electrical signal, or an electrical signal into an angular position. When several synchros are correctly connected, all of the rotors will align thems ...

A support fixed on the front part of a chassis (which is retractable); used to support the front end of a chassis when the tractor has been removed.