British standard pipe parallel.

A small storm jib made of very heavy cloth.

A sound where the level fluctuates through a total range of less than 5 dB(A) as measured on the "slow" response of a sound level meter in one minute.

A self-contained toilet that use the process of aerobic decomposition (composting) to break down feces into humus and odorless gases.

An energy band in a semiconductor in which electrons can move freely in a solid, producing a net transport of charge.

A heat exchanger in a solar water heating system that has two distinct walls between the heat transfer fluid and the domestic water, to ensure that there is no mixing of the two.

A conduit for disposing of refuse-especially that the ship/s galley.

The component of a solar energy heating system that collects solar radiation, and that contains components to absorb solar radiation and transfer the heat to a heat transfer fluid (air or liquid).

The push or pull that alters the motion of a moving body or moves a stationairy body; the unit of force is the dyne or poundal; force is equal to mass time velocity divided by time.

The carrier issuing transportation documents or publishing a tariff.

A laborer who works at loading and discharging cargo.

Coins made from gold or silver. They can be easily.

A term, used by some assurance companies, as an alternative to.

In the middle portion of the boat - Roughly halfway between a ship's stem and stern, and where the beam usually is the widest.

A device that removes airborne particles from breathable air. Negative ions are produced and give up their negative charge to the particles. These new negative particles are then attracted to the positive particles surrounding them. This accumulation proc ...

A type of heating system that provides heat from the resistance of an electrical current flowing through a conductor.

A term for the process of transmitting electricity over transmission lines not owned by the supplier of the electricity to a retail customer of the supplier. With retail wheeling, an electricity consumer can secure their own supply of electricity from a b ...

An automatic or manual valve that causes the flow to be by passed.

Used for hoisting a topmast or topgallant mast on a square rigged ship.

In a line parallel to the ship's keel.