An electrically charged atom or group of atoms that has lost or gained electrons; a loss makes the resulting particle positively charged; a gain makes the particle negatively charged.

Spaces in which the continuous or prolonged presence of seafarers is necessary for normal operational periods.

Chest, or compartment, in which is stowed clothing for issue to crew.

Abbreviation for Export-Import Bank of the United States. An independent U.S. Government Agency which facilitates exports of U.S. goods by providing loan guarantees and insurance for repayment of bank-provided export credit.

Is the lowest temperature to which oil must be heated under standardized test conditions to drive off sufficient inflammable vapour to flash when brought into contact with a flame. Flash points of petroleum based lubricants increase with increasing pressu ...

A non-commissioned naval rank. Midshipmen play a part, under supervision, in most of the ship's activities, and are in training for higher command.

A compressor control mechanism designed to control performance output of the compressor to the demands of the plant process.

A note, issued to a person or company when goods are returned by them, which cancels the original.

Condition that exists when the air, gas, or fluid normally passing through an element is being shunted around the element.

Sailing with the wind from astern, in the same direction toward which the wind is blowing

The tall, narrow, waterproof box that houses a vessel's centerboard and allows it to be retracted into the ship's hull.

An auxiliary engine used for furnishing power for a variety of small mechanical chores.

All the natural and living things around us. The earth, air, weather, plants, and animals all make up our environment.

The device that reduces the pressure of liquid refrigerant thereby cooling it before it enters the evaporator coil in a heat pump.

Electric power plant or utility capacity on line and running at low power in excess of actual load.

A switching railroad operating within a commercial area.

An electronic 'stock market' service owned by Reuters which enables members to display bid and offer.

See intergranular corrosion.

The ability of a metal to absorb energy and deform plastically before fracturing.

A warm, dry wind on the lee side of a mountain range, the warmth and dryness due to adiabatic compression upon descent.