An apparatus consisting of a small, polished, stainless steel cup placed in a container into which is passed the sample gas. The temperature of the polished surface is lowered by immersing dry ice (solid carbon dioxide) in an acetone solution contained in ...

A means of purifying an air stream by using both gravitational and centrifugal forces.

(1) The condition of a vessel stranded on a reef or a rock when the seas break over her deck. (2) Half drunk; incapacitated by drink.

Structural pieces running fore and aft between the beams.

A gigantic sea animal.

Nautical slang for the spirit of the sea, usually in the form of a sea devil. Davy Jones's Locker is the bottom of the sea, the final resting place of sunken ships, articles lost or thrown overboard, and of men buried at sea.

A small local current usually caused by tidal streams as they ebb and flow around or against obstructions.

Change from a run to a reach

A hole in the hull for mooring lines, cable, or chain to run through.

A filter unit that combines three principles to filter out oil aerosols: 1) Direct interception - A sieving action, 2) Inertial impaction - Collision with filter media fibers, 3) Diffusion -Particles travel in a spiral motion, presenting an effective fron ...

Short for compressed natural gas or CNG. A type of compressed gas used as fuel for stoves and heaters. CNG is stored in metal cylinders prior to use. CNG is considered safer than other types of fuel such as propane LPG - because it is lighter than air and ...

A propeller that can have the pitch of its blade changed to reduce drag when not in use.

Assault upon a seaman, by Master, while at sea.

Sea water used for ballast, let into the double bottom, or into a water-ballast tank, or trimming tanks.

To assemble passengers and/or crew.

A device that removes solid contaminants, such as dirt or metal particles, from a liquid or gas (air is a gas), or that separates one liquid from another, or a liquid from a gas. The term filter describes the complete unit ... housing, filter element, int ...

A keel that is narrow and deeper than a full keel.

The length of the boat at the waterline.

The part of a rotating element that counteracts any inherent thrust developed by the impellers.