The rotation of a horizontal axis wind turbine around its tower or vertical axis.

A document issued by the U.S. government; authorizes the export of commodities for which written authorization is required by law.

A thermometer designed for use in measuring the temperature of sea water. One form consists of a mercury-in-glass thermometer protected by a perforated metal case. Another form consists of a mercury-in-glass thermometer surrounded by a metal case which fo ...

To veer or haul on a rope, slightly, so that a part subject to nip or chafe is moved away and a fresh part takes its place.

A semiconductor in which holes carry the current; produced by doping an intrinsic semiconductor with an electron acceptor impurity (e.g., boron in silicon).

A multilateral maritime treaty adopted in 1921 (at The Hague, Netherlands). Standardizes liability of an international carrier under the Ocean B/L. Establishes a legal "floor" for B/L. See COGSA

Passenger/Vehicles Ferry.

Devices with passages for directing flow into alternate paths.

The enclosure on a water heater, furnace, or boiler.

A situation where an investment organisation, such as an investment trust, deposits sterling with a.

The control ring in a valve which surrounds the seat, used to control pre open and blow down.

A thin, reflective foil sheet that exhibits low radiant energy transmission and under certain conditions can block radiant heat transfer; installed in attics to reduce heat flow through a roof assembly into the living space.

The shape of a sail, with regard to its efficiency. Controls such as the cunningham, boom vang, outhaul, traveler, halyards, leech line, sheets, and the bend of the mainmast all can affect sail shape. Also sail trim.

A device attached to a safety or safety relief valve that prevents it from opening at the set pressure.

[meaning]

[meaning]

A method of winds aloft observation essentially the same as a pilot balloon observation except the height data is derived from the radiosonde observation rather than from assumed ascension rates.

A two masted sailboat with the shorter mizzen mast placed aft of the rudder post. A ketch is similar, but the mizzen mast is forward of the rudder post.

Horseshoe-shaped test piece used to detect the susceptibility of a material to stress corrosion cracking.

The situation of two vessels, lying alongside one another, so near that their yard-arms cross or touch.