Any metallic structure that is not intended as part of a cathodic protection system of interest.

Pertains to the machining characteristics of an alloy to which one or more ingredients have been introduced to give small broken chips, lower power consumption, better surface finish, and longer tool life; among such additions are sulfur or lead to steel, ...

The ratio of solar radiation captured and transfered to the collector (heat transfer) fluid.

(PSO)See: 'Pension Schemes Registry' of the Inland.

A document, issued by a person or company, indicating to the recipient the amount of money owed to.

A fender made of granulated cork and covered with woven tarred stuff.

Any horizontal wind velocity tangent to the contour line of a constant pressure surface (or to the isobar of a geopotential surface) at the point in question.

The chamber located on suction side of cap tube, in which freon is evaporated to cause cooling in a refrigeration system.

That portion of the record of a microbarograph between any two (or a specified small number) of successive crossings of the average pressure level (in the same direction). Analogous to microseism.

A line running from the stern of the boat to a dock or pier when moored.

Intermediate Survey or Interval

Surface Nexus Underwater Breathing Apparatus

A bond which does not record its owner's name. Possession of the bond certificate is therefore the.

See Pourbaix (potential-pH) diagram.

A set of regulations set down by the U.S. Civil Aeronautics Board to govern the operational control of aircraft on instrument flight. The abbreviation of this term is seldom used to denote the rules themselves, but is in popular use to describe the weathe ...

A unit of pressure which directly expresses the force exerted by the atmosphere. Equal to 1000 dynes/cm2 or 100 pascals.

Sailing in the same direction as the wind with the wind coming from the stern.

Aging induced by cold working.

A line of equal or constant pressure.

A high-altitude sounding system consisting of a small solid- propellant research rocket carried aloft by a large plastic balloon. The rocket is fired near the maximum altitude of the balloon flight.