Energy produced by the internal heat of the earth; geothermal heat sources include: hydrothermal convective systems; pressurized water reservoirs; hot dry rocks; manual gradients; and magma. Geothermal energy can be used directly for heating or to produce ...

Electrochemical system consisting of an anode and a cathode immersed in an electrolyte. The anode and cathode may be separate metals or dissimilar areas on the same metal. The cell includes the external circuit, which permits the flow of electrons from th ...

Vessel of Opportunity Skimming System

The person who is in charge of a vessel and legally responsible for it and its occupants.

see Gybe

A grooved metal extrusion fitted on a forestay and used to secure the luff of a sail by holding its bolt rope in place.

A type of insulation material with fine, closed cells, containing a mixture of air and refrigerant gas. This insulation has a high R-value, good moisture resistance, and high structural strength compared to other rigid insulation materials.

To bring to a sudden stop.

(Delivered Ex Quay, [Duty Paid]) (...Named Port of Destination):A Term of Sale which means the DDU term has been fulfilled when the goods have been available to the buyer on the quay (wharf) at the named port of destination, cleared for importation. The s ...

A written statement signed on oath and witnessed by a commissioner for oaths, usually a qualified.

Fracture of a metal during quenching from elevated temperature. Most frequently observed in hardened carbon steel, alloy steel, or tool steel parts of high hardness and low toughness. Cracks often emanate from fillets, holes, corners, or other stress rais ...

The total of all deviations of a transducer's output from a specified straight line in a constant environment.

1.Local Lighthouse Authority2.Long Length Additional

A galvanic cell resulting from difference in oxygen concentration between two locations; See differential aeration cell.

Namely. Used in tariffs to specify commodities.

Any one of numerous devices for the measurement of either speed alone or of both direction and speed (set and drift) in flowing water.

Maximum allowable working pressure. This data is found on the pressure vessel nameplate and is the maximum pressure at which the lowest set safety valve must be set (stamped).

The process of moving air (changing) into and out of an interior space either by natural or mechanically induced (forced) means.

A naturally occurring radioactive gas found in the U.S. in nearly all types of soil, rock, and water. It can migrate into most buildings. Studies have linked high concentrations of radon to lung cancer.

A type of heat pump that transfers heat from outdoor air to indoor air during the heating season, and works in reverse during the cooling season.