Heat exchangers for cooling air or gas discharge from compressors. Designed to reduce the temperature and liquefy condensate vapors. Both air cooled and water cooled units are available.

Touching or fast to the bottom.

A device for applying a fine spray by compressed air.

An arbitrary filter efficiency rating.

Welded Minimum Wall tubing

Length of rope whose ends are joined together so that it forms a loop.

An electrical current that periodically reverses its direction. Standard in US and Canada is 60 cycles per second. Europe and other countries is 50 cycles per second.

Fittings on the mast to which the forestay and shrouds attach.

A crack or hole that accidentally admits a gas or lets it escape.

A large circular ocean current.

(1) To lean over to one side, due to wind pressure on the sails or crew on the side; The amount that a boat is tipped over side-to-side, relative to its normal horizontal position. (2) The after end of a ship's keel. (3) The lower end of a mast.

Hollow vessel of iron, steel or wood, that is filled with water and sunk under a vessel. When water is pumped out, the buoyancy of the camel lifts the ship. Very valuable aid to salvage operations.

The ability of a seaman to foretell weather by the appearance of the sky, change of wind direction, etc. was handed down in the form of proverbs. Some well known are:

In the Far East, a warehouse where goods are stored and delivered.

Kilowatt hour - A unit of work, being the work done in one hour at the rate of 1,000 watts.

The ratio in percentage of the time that the equipment is in operation to the total working time.

Inlet butterfly valve. These are fitted on the inlet of most types of compressor and the valve opens and closes to throttle the air flow. However, the term IBV is usually associated with turbo compressors.

A reef in a spanker or fore-and-aft mainsail, which runs from the outer head-earing, diagonally, to the tack. It is the closest reef, and makes the sail triangular, or nearly so.

(Compressors/Gas Turbines) Is an alarm system that has maybe 3 sensors connected to it and it will require minimum of 2 of the 3 to alarm before the alarm will act. There is a controller connected that does the logic decision based on set parameters.

Said of a line that leads from its point of attachment towards the stern of the ship.