An indentation of the coastline between two headlands.

Maximum allowable working pressure. This data is found on the pressure vessel nameplate and is the maximum pressure at which the lowest set safety valve must be set (stamped).

The ability of a fluid that is insoluble in water to separate from water with which it may be mixed in the form of an emulsion.

To unfold or unroll a sail. The opposite of furl.

A place suitable for anchoring in relation to the wind, seas and bottom.

A small rail on tables and counters used to keep objects from sliding off when the vessel rolls and pitches.

A sprocket wheel on the windlass for taking links of the chain cable.

Artificial objects to supplement natural landmarks indicating safe and unsafe waters.

A freight booking made by a skipper or freight forwarder to serve space but not actually having a specific cargo at the time the booking is made. Carriers often overbook a vessel by 10 to 20 percent in recognition that "windy booking" cargo will not act ...

To come alongside.

To sail against the prevailing wind and seas.

Is a measure of the rate of change of viscosity with temperature. Oils with high VI have low viscosity changes.

A Short line used to attach one thing to another - a short rope or cord that secures or attaches an item onboard a boat, usually for keeping it attached to the boat

A device for furnishing fresh air to compartments below deck or exhausting foul air. Construction designed to lead air below decks. May have a cowl, which can be angled into or away from the wind; and may be constructed with baffles, so that water is not ...

Reciprocating type compressor used mainly in oil and gas field applications. The compressor cylinders operate at low compression ratios and experience small temperature rise.

A spar used to prevent the spinnaker guy from fouling on the stanchions.

To remove from a ship. To remove an item from its place.

A unit of electrical current or rate of flow of electrons through a conductor. One volt across one ohm of resistance causes a current flow of one ampere. One ampere is equal to 6.25 x 1018 electrons per second passing a set point in a circuit.

The order in which compressors are brought online.

The process of plotting a theoretical position or future position based on advancing from a known position using speed, time, and course, without aid of objects on land, of sights, etc. Term comes from deduced reckoning, abbreviated first to "ded reckonin ...