Is a pipe coming from the top of the airline to feed air to an outlet for tools or air operated devices, so that condensation does not easily flow into the dropleg.

Rate at which unsaturated air cools as it travels vertically, provided that all temperature change is adiabatic (without heat exchange), and no condensation occurs.

on square-rigged ships, a platform at the masthead resting on the trestletrees and crosstrees. In addition to being a work platform, it extended the topmast shrouds to give additional support to the topmast.

An anti trust act of the U.S. Congress making price discrimination unlawful.

A railroad yard with many tracks used for assembling freight trains.

The great circle on the celestial sphere in the plane of the earth's equator; also called the celestial equator. The sun is on the equinoctial twice a year, on the equinoxes, March 21 and September 23. On these days the sun rises at 6 a.m. and sets at 6 p ...

Strips of material temporarily holding parts of a ship in position.

Clean galley and mess halls, set tables, prepare salads, clean living quarters.

Close alongside; very near; in close proximity to.

A navigational light with a steady beam of light, having no intervals of darkness.

Starting a compressor from a state of total shutdown. Usually done with "local" control at the compressor. May be done with "remote" control, but only advised with "heavy" instrumentation and monitoring accessories.

a measure of relative freedom from contaminants.

Is a process taking place under constant pressure. To change the volume from state 1 to state 2, heat must be removed. The temperature change is proportional to the change in specific volume.

The stopping of articles, such as peanuts, etc., for cleaning at a point between the point of origin and destination.

Registry of the vessel is foreign to that of the country in which the company that owns the ship is located.

The ratio of the measured relieving capacity to the theoretical relieving capacity.

Not in packages or containers; shipped loose in the hold of a ship without mark and count." Grain, coal and sulfur are usually bulk freight.

A basin for receiving a vessel for repairs, capable of being pumped dry (to repair vessel and scrape marine growth from bottom).

The ratio of loaded miles to empty miles.

An anchor carried at the stern.