A synthetic rubber frequently used for vessel and liquid filter element gasket.

A bank account set up to control a person's regular expenditure. The account would typically.

See: 'Financial Services Compensation.

Swing of the boom from one side of the ship to the other when the tack is changed.

Wind turbines that operate at a constant rotor revolutions per minute (RPM) and are optimized for energy capture at a given rotor diameter at a particular speed in the wind power curve.

A type of structural, insulated product with foam insulation contained between two facings of drywall, or structural wood composition boards such as plywood, waferboard, and oriented strand board.

A term used when money is borrowed in a foreign.

The borrowing of money by the master using his ship as security.

To touch bottom.

(1) A knot used to secure a line to another object such as a ring or cylindrical object or to another line; (2) Common term for an enlistment.

A buoy secured to a permanent anchor sunk deeply into the bottom.

A group of whales.

A method of signaling and communicating using two flags held in position by the signaler, the positions of the flags denoting the meaning.

Pipe lines to a compartment for smothering a fire by steam or by a chemical.

A type of automatic thermostat (used on solar heating systems) that responds to temperature differences (between collectors and the storage components) so as to regulate the functioning of appliances (to switch transfer fluid pumps on and off).

An individual or company selling equipment and supplies for ships.

In a square rigged ship, the act of hauling the head sheets to windward and laying the head-yards flat aback in order to bring the ships head out of the wind while tacking. This is done when helm action alone is insufficient.

A group of solar collectors or solar modules connected together.

Tables prepared from the psychrometric formula and used to obtain vapor pressure, relative humidity, and dew point from values of wet-bulb and dry-bulb temperatures.