The area between the layers of glazing (panes) of a window.

Same as ceiling light.

Government-Furnished Property

International Commercial Terms

A thin metal disc partially evacuated of air used to measure atmospheric pressure by measuring its expansion and contraction.

That portion of supply air that is drawn from outside, plus any recirculated air that has been treated to maintain a desired air quality.

Hearing loss is evaluated in relation to a reference auditory threshold defined conventionally in IS0 Standard 389 (1975). The hearing loss e corresponds to the difference between the auditory threshold of the subject being examined and the reference audi ...

An electronic communications or direction finding system which uses Very High Frequency radio waves. VHF radios are the most common communications radio carried on boats, but their range is usually limited to line of sight between the transmitting and rec ...

A crack or hole that accidentally admits a gas or lets it escape.

A device for applying a fine spray by compressed air.

Navigational and meteorological warning broadcast service

A confirming document from a company that newly issued shares have been allotted to an.

The electroplating of zinc upon iron or steels

A balloon designed to float at a constant pressure level. This may be accomplished by a pressure valve which controls the release of ballast so as to maintain flight above a selected pressure level until the supply of ballast is exhausted. See Moby Dick b ...

The conversion of the complex carbohydrates in organic material into energy.

International Maritime Law Institute (IMO)

Geographic Information System

Temperature of equilibrium between the liquid and vapor phases of a substance at a given pressure.

Instrument for measuring the intensity of radiant energy. Its principle is based on the variation of electrical resistance, with the incoming radiation, of one or both the metallic strips which the instrument comprises.

Reduction of visibility by strong winds blowing across dry ground with little or no vegetation. Visibilities of 1/8 mile or less over a widespread area are criteria for a Blowing Dust Advisory.