To let go altogether.

ACRONYM - National Electrical Code

An arbitrary filter efficiency rating.

Load/unload control system that tries to maximizes compressor efficiency by matching air delivery and air demand. Compressor is operated at full load or idle

A black ball visible in all directions, displayed in the forward part of a vessel to indicate that the vessel is anchored.

1,000 grams or 2.2046 pounds.

Is the ratio of the theoretical work calculated on an isothermal basis to the actual work transferred to the gas during compression.

Vertical distance from the keel to the uppermost deck, taken inside the ship/s plating.

Abbreviation for "Trailer on Flat Car." The movement of a highway trailer on a railroad flatcar. Also known as Piggyback.

On older sailing ships, an additional lateen shaped mizzen sail carried on the fourth mast, known as a bonaventure mizzen.

A small low rail around the deck of a boat. The toe rail may have holes in it to attach lines or blocks and to allow drainage. A larger wall is known as a gunwale.

The area between opposing shipping lanes, restricted to most navigation except for crossing with caution

An anchor or weight, permanently attached to the sea floor, with a buoy going to the surface, used to hold the boat in a certain area.

Are those constituents in the suction gas that cannot be condensed to a liquid with the cooling medium available.

The angle between the sail and the apparent wind or the rudder or centerline and the water flow.

The place where a vessel lies. The place in which a man sleeps.

A wooden lattice-work covering a hatch or the bottom boards of a boat; similarly designed gratings of metal are frequently found on shipboard.

A situation in which waves strike a boat from the side, causing it to roll unpleasantly.

Any raised portion of a vessel/s hull above an upermost continuous deck such as a poop, bridge or forecastle and extending from side to side of the vessel.