Old sailing ship term for taking a nap.

Dioctylphalate aerosol (Efficiency Test Material).

Is the dynamic viscosity divided by the density

Latitude lines.

Media of heat transfer in a refrigeration unit. R12 and R22 are commonly used refrigerants.

Overboard and by the ship's side.

Small masses of drift ice with waterways in which a vessel can sail.

Periodic publications containing details of any alterations to charts, to keep them up to date.

Required lights on a boat help others determine its course, position and what it is doing. Boats underway should have a red light visible from its port bow, a green light on the starboard bow and a white light at its stern. Other lights are required for v ...

The amount of air that a filter can handle. Expressed in CFM.

A device designed to remove solids, such as dirt, scale, rust and other contaminants from the air system.

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

Towards the sides of the vessel (with reference to the centerline).

Recovering and utilizing the heat content of the compressed air.

A mooring buoy or spar. A group of piles driven close together and bound with wire cables into a single structure.

Same as not under command.

A canvas canopy secured over the ship's deck as a protection from the weather (covering).

On a square-rigged ship, the area between the after end of the forecastle and the forward end of the booms where lines, blocks, and tackle were stored.

A vessel which, according to the applicable Navigation Rule, has right-of-way. Also known as the "stand on" vessel.

Short period oscillation in level of enclosed, or partly enclosed, area of water when not due to the action of tide-raising forces.