Also rubbing strake or rub strake. An applied or thickened member at the rail, running the length of the boat; serves to protect the hull when alongside a pier or another boat.

Areas of corrosion.

Waves breaking over rocks or shoals. A wave that approaches shallow water, causing the wave height to exceed the depth of the water it is in, in effect tripping it. The wave changes from a smooth surge in the water to a cresting wave with water tumbling d ...

To change a boat's direction, bringing the bow through the eye of the wind.

A machine which aspirates gas which has already been compressed and delivers the same at higher pressure.

A term applied to the gas found on the high pressure side of the refrigeration system.

A ported enclosure which directs the flow of a gas through the filter element.

Small, cake-shaped pieces of ice floating down rivers.

A small boat designed to be rowed by use of its oars. Some dinghies are rowboats.

A dock line leading forward or aft, to prevent a vessel from moving ahead or astern. The after bow spring line is attached near the bow and runs aft, where it is attached to the dock. The forward quarter spring line is attached to the quarter of the boat, ...

Is the saturation pressure at the critical temperature. It is the highest vapor pressure that the liquid can exert.

Abbreviation for "Standard Transportation Commodity Code."

Space booked by shipper or charterer on a vessel but not used

The total pressure minus the static pressure in an air or gas stream.

Two lines spliced together to form an eye.

A storage tank where sewage is stored until it can be removed to a treatment facility.

A government office where duties are paid, import documents filed, etc., on foreign shipments.

A schematic flow sheet showing all controls involved with the system.

An untidy loose end of a rope (or rags).