National Marine Fisheries Service

Rubber Stern Bearing

A device mounted in the vent connector that closes the vent when the heating unit is not firing. This traps heat inside the heating system and house rather than letting it draft up and out the vent system.

Type Rating Certificate

See: 'all or.

Assets, purchased as a long term investment for generating profit, such as buildings, plant and.

An order placed with a broker to purchase or sell stock, a commodity or financial instrument at.

Any quantity, such as force velocity, or acceleration, which has both magnitude and direction at each point in space, as opposed to scalar which has magnitude only. Such a quantity may be represented geometrically by an arrow of length proportional to its ...

The ability of a boat to keep from being moved sideways by the wind. Keels, daggerboards, centerboards, and leeboards are all used to improve a boat's lateral resistance.

The effect upon the measurement of rainfall caused by the presence of the rain gauge.

A hygrometer which uses a transducing element whose electrical properties are a function of atmospheric water vapor content. The humidity strip and carbon-film hygrometer element are examples of such a transducer.

The unit of magnetic field intensity equal to 1 dyne per unit pole.

A type of filter capacity test in which a clogging contaminant is added to the influent of a filter, under specified test conditions, to produce a given rise in pressure drop across the filter or until a specified reduction of flow is reached. Filter life ...

The electrolyte adjacent to the cathode of an electrolytic cell.

Also known as a preferred channel buoy. A red and green horizontally striped buoy used in the United States to mark the separation of a channel into two channels. The preferred channel is indicated by the color of the uppermost stripe. Red on top indicate ...

The coupling of salaries and pensions etc to the retail price index in order to make sure that the.

The date on which a Bill of Exchange or Letter of Credit becomes due for payment.

Electrode reaction equivalent to a transfer of negative charge from the electronic to the ionic conductor. A cathodic reaction is a reduction process. An example common in corrosion is: Ox + ne s Red.

The cost of storing a physical commodity, consisting of interest on the invested funds, insurance,.

A facility or piece of equipment that produces electricity.