The anchor is under the hawse .

(1) To tip the boat over so that the boat is upside down with the mast pointing down to the sea bottom. (2) A bag in which a spinnaker or other large sail can be stowed with the lines attached so that it can be rapidly raised.

Amount of time for a compressor to complete one cycle.

Liquefied Petroleum Gas, or a carrier of LPG.

The post that the rudder is attached to. The wheel or tiller is connected to the rudder post.

The right to maintain a course according to the Rules of Navigation. When two boats are on intersecting courses, one is the "stand-on" vessel (has "right of way" and must hold its course steady) so the other "give-way" vessel may steer clear. ...

A position based on estimations of a boat's position using estimated speed, currents, and the last known position/fix - of the boat.

Vibration isolation mount. Provides reductions in vibration transmission.

A formula of the specific factors or elements that control the making of a rate. A rate can be based on any number of factors (i.e., weight, measure, equipment type, package, box, etc.).

In wooden ship construction, these were cylindrical pins of oak which were used to secure the planks to her timbers. Pronounced "trennels".

The tall, narrow, waterproof box that houses a vessel's centerboard and allows it to be retracted into the ship's hull.

LPG or propane for short. Propane is a common fuel used for cooking and heating. CNG natural gas is considered safer because propane is heavy than air and will sink into the bilge if it leaks, creating the potential for an explosion. Propane is more easil ...

A valve that controls the flow of air that passes through the valve. Used often for retardation or timing circuits, but especially for regulating the piston speed in cylinders.

A type of knot used to fasten an anchor to its line.

A measurement applied to filters or filter media to indicate the particle size at which suspended solids above that size will be removed.

The U.S. federal body charged with enforcing acts of the U.S. Congress that affect common carriers in interstate commerce. STB replaced the Interstate Commerce Commission (ICC) in 1997.

The mast aft of the mainmast in a sailing ship - the shorter mast behind the main mast on a ketch or yawl, or the third aftermost mast of a three-masted schooner or square-rigged ship.

Is one in which there is no liquid injection and/or liquid circulation for evaporative cooling or sealing.

An instrument for measuring the amount of air flow of a compressor. Measured in CFM.

A shipwrecked sailor as compared with one who has been marooned or deliberately put ashore.