The top of the mast

A fixed navigation aid structure, visible during the day, used in shallow waters upon which is placed one or more daymarks.

Are categorized as internal or external heat reactivated. Internal type - Process air enters the dryer through the inlet piping, is then dried as it passes through the desiccant bed, and discharges through the outlet piping as dry air. Regeneration of the ...

Same as "grab rope" (rope).

Is used to cool compressed air or gas. Designed to reduce the temperature and liquefy condensate vapors.

Originally, to suck rum from a coconut, the end of the nut resembling a monkey's face. Later, illicitly to suck spirit from a cask, usually through a straw. Also called Bleed the Monkey.

Limber hole of a ship.

The porous material contained inside the filter to (a) separate the contaminants from the incoming air, gas, or liquid. (b) separate the liquid from the gas. Filter medium is usually made of paper, wire mesh, special cellulose, or a combination.

Self Contained underwater Breathing Apparatus - see Aqualung.

Having to do with boats, ships, or sailing.

The cord, twine or other small stuff which is used to seize line.

To remove a sail.

The resistance to movement. (2) An anchor drags when its flukes do not hold.

Always within Institute Warranties Limits (Insurance purpose).

Surface on which the bearing seal rides in an oil lubricated tailshaft bearing.

A structural failure of the filter medium due to flexing caused by cyclic differential pressure.

Used in emergencies, this is a container which allows oil to drip into the sea in heavy weather. An oil slick is produced which prevents waves from breaking over the deck of a boat.

The strongest part of a vessel's side, to which the beams, knees, and foot-hooks are bolted. The part between the water's edge and the bulwarks.

An order to commence ship's work.

The gauge pressure at which a pressure vessel is maintained in normal operation.