A movable plate used to control air flow; in a wood stove or fireplace, used to control the amount and direction of air going to the fire.

Literally "not wet", containing no liquid.

Liquefied Gas Carrier

Strong winds concentrated within a narrow band in the atmosphere. The jet stream often "steers" surface features such as front and low pressure systems.

A measure of seasonal or annual efficiency of a central air conditioner or air conditioning heat pump. It takes into account the variations in temperature that can occur within a season and is the average number of Btu of cooling delivered for every watt- ...

A type of electric generator that produces alternating current that matches an existing power source.

Continuous longitudinals fastened under the deck.

Subcommittee on Flag State Implementation

The pressure exerted by the atmosphere as a consequence of gravitational attraction exerted upon the "column" of air lying directly above the point in question.

Tanker Chemicals type III.

The control of the quality, quantity, and temperature-humidity of the air in an interior space.

Referring to alterations in the environment due to the presence or activities of humans.

A unit for measuring the extent that the outdoor daily average temperature (the mean of the maximum and minimum daily dry-bulb temperatures) falls below (in the case of heating, see Heating Degree Day), or falls above (in the case of cooling, see Cooling ...

See copper-accelerated salt-spray test.

Cargo Ship Safety Radio Telegraphy/Telephony Certificate

Pilot Boat.

A person who assigns an asset or right to another.

Lower explosive mixture

A building architectural element (vestibule) with two airtight doors that reduces the amount of air infiltration and exfiltration when the exterior most door is opened.

A single turn of line around an object with the end being led back through the bight. It's the basis upon which many nautical knots are contructed.