Cycles per minute - a unit of measure of the frequency of any vibration.

Abbreviation for "Destination Rail Freight Station." Same as CFS at destination, except a DRFS is operated by the rail carrier participating in the shipment.

The fluid entering a component.

To drag the bottom for an anchor. Also, large oars used in small vessels to force them ahead.

The structure on deck where the donkey engine is located.

A conduit for disposing of refuse-especially that the ship/s galley.

The difference between the maximum extended height and the compressed height of an air actuator.

A strong pair of iron, steel or wooden posts on a ship's deck, around which ropes or cables are wound and held fast.

A paint applied to the boat's bottom below the waterline which contains "poisons", such as copper, to inhibit the growth of marine life such as weeds or barnacles.

One complete turn of the line around a cleat, spar or another line.

A certificate issued as a result of an examination of competency and experience. Some refer to their USCG license as their ticket

The act of breaking out the flukes of an anchor if they are caught on some obstruction, preventing it from being normally weighed.

When reciprocating compressors run, the moving parts such as pistons, rods, crossheads, connecting rods are repeatedly accelerated and retarded. These velocity changes set up pulsating inertia forces. The forces are of the first and second order. The firs ...

Pounds per square inch, differential.

Loose ends of line left hanging over a ship's side.

An opening in a deck, cockpit, toe-rail or gunwale to allow water to run off the deck and drain back into the sea.

An electrical discharge caused by certain atmospheric conditions, which takes place around the rigging. Known by many other names, it was regarded by many superstitious seamen as a favorable omen, foretelling the end of stormy weather. And others believed ...

To take in, or lower a sail. To put out a light. To cover with water.

Abbreviation for "Inland Point Intermodal." Refers to inland points (non-ports) that can be served by carriers on a through bill of lading.

Lights required to be shown on boats underway between sundown and sunup.