Offshore Northern Seas Conference

An arbitrary filter efficiency rating.

A numbering system using a base number of 2 and having only two digits: 0 and 1. The fundamental system of representing information with electrical pulses.

An anchor engine used for heaving in the chain cable and anchor.

(1) Burning or corrosive. (2) A hydroxide of a light metal, such as sodium hydroxide or potassium hydroxide.

A buoyant balloon kept from rising freely by means of a line secured to a point on the ground, as opposed to a free balloon. See kytoon.

Space between the floor of holds and the bottom of the ship.

To tie something with a line; to secure

A general term to designate apparatus designed to observe the details of weather during thunderstorms.

A treatment of metal in a solution of a hexavalent chromium compound to produce a conversion coating consisting of trivalent and hexavalent chromium compounds.

Occupational Safety and Health Administration

A buoy moored near a Lightship from which she can check her position to make sure that she has not moved by dragging.

The rising of cold water from the deeper areas of the ocean to the surface. This phenomena often occurs along the California coast during the spring and summer.

Cement Carrier.

The quantity of goods that may be imported without restriction during a set period of time.

In reference to solar energy systems, the angle that a solar collector is positioned above horizontal.

A wood-pulping process in which sodium sulfate is used in the caustic soda pulp-digestion liquor. Also called kraft pulping or sulfate pulping.

A method of preventing oxidation of the exposed metal in structures by imposing between the structure and the ground a small electrical voltage.

A device that cools air by removing moisture from it.

Non-Governmental Organization.