Course Over Ground

A line connecting points of equal magnetic variation on a map.

The difference between a bond's face value and the lower market price.

The total electromagnetic radiation emitted by the sun. About 99.9 percent of its energy output falls within the wavelength interval from 0. 15 microns to 4.0 microns, with peak intensity near 0.47 microns. About one-half of the total energy in the solar ...

Condition that exists when the air, gas, or fluid normally passing through an element is being shunted around the element.

The tall, narrow, waterproof box that houses a vessel's centerboard and allows it to be retracted into the ship's hull.

The temperature that a system is designed to maintain (inside) or operate against (outside) under the most extreme conditions.

The flow rate in these systems is 1/8 to 1/5 the rate of most solar water heating systems. The low-flow systems take advantage of stratification in the storage tank and theoretically allows for the use of smaller diameter piping to and from the collector ...

See hydrogenembriltlement.

To put in place of another; i.e., when an insurance company pays a claim it is placed in the same position as the payee with regard to any rights against others.

The forward edge of a fore-and-aft sail

A system where heat is supplied to areas of a building from a single appliance through a network of ducts or pipes.

The storage of compressed air in a container for use to operate a prime mover for electricity generation.

A tubular material used to encase and protect one or more electrical conductors.

The amount of energy absorbed (or converted) by a solar collector (or photovoltaic cell or module) over a 15 minute period.

Notations made when the cargo is received at the carrier's terminal or loaded aboard a vessel. They show any irregularities in packaging or actual or suspected damage to the cargo. Exceptions are then noted on the bill of lading.

An extra charge sometimes added to steamship freight rates; justified by higher fuel costs. (Also known as Fuel Adjustment Factor or FAF.)

A pool of money normally set apart for a purpose, for example, a pension fund to provide.

The study of waters (including oceans, lakes, and rivers) embracing either: (a) their physical characteristics, from the standpoint of the oceanographer or limnologist; or (b) the elements affecting safe navigation, from the point of view of the mariner. ...

A fishing vessel designed to tow a trawl for catching bottom fish.