Energy derived from resources that are regenerative or for all practical purposes can not be depleted. Types of renewable energy resources include moving water (hydro, tidal and wave power), thermal gradients in ocean water, biomass, geothermal energy, so ...

A bond which does not record its owner's name. Possession of the bond certificate is therefore the.

An aggregate of iron or alloy carbides of essentially spherical shape dispersed throughout a matrix of ferrite.

Board that holds graph paper on which is plotted information obtained from a pilot-balloon observation.

The frame of a container constructed to hold one or more thermally insulated tanks for liquids.

A room that faces south (in the northern hemisphere), or a small structure attached to the south side of a house.

A transaction in which the purchaser of goods pays an initial deposit and takes possession. .

Illegal passenger who hides himself on board a ship in order to gain free passage or to escape from a country.

A buried item, such as junk steel or graphite rods, that serves as the anode for the cathodic protection of pipelines or other buried structures. See also deep groundbed.

An instrument for measuring the ultraviolet in solar and sky radiation.

Wooden swells on each side of the after end of a boom, having sheaves through which to lead the leech reefing pendants.

A gangway or gangplank. Used to cross from one ship to another, or from a ship to a pier.

A method of moving a boat with oars. The person rowing the boat faces backwards, bringing the blade of the oars out of the water and toward the bow of the boat. They then pull the oars through the water toward the stern of the boat, moving the boat forwar ...

Any metallic structure that is not intended as part of a cathodic protection system of interest.

An air-launched balloon designed to be released in the eye of a tropical cyclone, float within the eye at predetermined levels, and transmit radio signals for RDF positioning.

Any and all forms of water particles, liquid or solid, that fall from the atmosphere and reach the ground.

When a ship's head or stern pitches suddenly and violently into the trough of the sea.

(1) The location from which a vessel is steered and its speed controlled; navigation and command center of the vessel. (2) A man made structure crossing a body of water.

The difference in depth between high and low tide.

Jail