Maritime Mobile Service Identity. New compulsory code to identify vessels with the GMDSS/DSC system.

Opposite of absorption or adsorption. In filtration, it relates to the downstream release of particles previously retained by the filter.

The difference between the outgoing infrared terrestrial radiation of the earth's surface and the downcoming infrared counterradiation from the atmosphere.

A labyrinth type filter having the active surfaces continuously splashed with oil. Most pollutants are absorbed by the oil which when circulated releases its pollutants, which sink by gravity to the bottom of the oil pan.

Gilts are fixed income or index-linked bonds issued by the UK Government.

Seaman's term for the period of work on board ship for which he has been paid in advance when signing on.

An organisation established in 1989 to improve the image of Independent Financial Advisers (IFAs).

Revolutions per Minute

The overlapping of wooden planks, used to form the outer surface of a boat's hull.

Energy output from a system that equals energy input.

A measure of the number of cycles or wavelengths of electrical energy per second; U.S. electricity supply has a standard frequency of 60 hertz.

The amount (percent) of light that is reflected by a surface relative to the amount that strikes it.

A filtering unit for vented enclosures installed to prevent dirt and foreign matter from entering the enclosure. Also prevents oil loss by retaining oil droplets and draining the oil back to the sump.

Marine Information Note

Estonia (flag).

A colorless odorless very poisonous gas formed by the incomplete burning of carbon. Found in some ambient air conditions.

International Noxious Liquid Substances

A building energy auditing technique for locating areas of low insulation in a building envelope by means of a thermographic scanner.

An instrument, dropped from high attitude and carried by a stable parachute. used to measure the vertical component of turbulence aloft.

In general terms, the increase in value of an asset. As far as shares are concerned,.