An instrument that uses sound waves to measure the distance to the bottom.

The acting of one person on behalf of another; a document authorizing one person to act on behalf of another.

An able-bodied seamen entrusted with the steering of a vessel when entering or leaving a harbor. He is also involved with the use and upkeep of navigational equipment.

Seller is responsible for the cost of placing the goods at a named point of exportation. Some European buyers use this form when they actually mean FOB vessel.

A steady-state fermentation process.

Usually refers to ethanol to 160 to 200 proof.

Is the reversal of flow within a dynamic compressor that takes place when the capacity being handled is reduced to a point where insufficient pressure is being generated to maintain flow. Also known as surge.

see Solar Spectrum above.

A facility on a website which allows users to write messages on a particular subject and 'post'.

Of, relating to, or using air. Moved by air pressure. Filled with compressed air.

Pounds per square inch, absolute.

Same as pitot tube.

A heavy longitudinal timber that angles upward from the stern to support the underside of the fantail.

In reference to a wind energy conversion system, the wind speed profile in which wind speeds increase with the logarithmic of the height of the wind turbine above the ground.

A process used to apply photovoltaic semi-conductor material to a substrate by a physical vapor deposition process where high-energy ions are used to bombard elemental sources of semiconductor material, which eject vapors of atoms that are then deposited ...

See Advance Payment Guarantee, Bid Bond/Guarantee, Performance Bond/Guarantee.

The dividend declared before annual earnings are established. Companies in the UK usually pay two.

Thin sheets of copper applied to the hull of a wooden ship below the waterline to prevent the toredo worm eating the planks, and also to limit the growth of weed, barnacles or other marine life.

The large enclosed floor where the lines of a vessel are laid out and the molds or templates made.

A measurement. The international unit of energy. One joule is equal to one WATT - second or 0.737 foot pounds.