Filtration that occurs at the surface layer (as opposed to within the body depth) of the filter, and is accomplished by passing the material to be filtered over a grating, screen, sieve or membrane fabric with micro sized holes. The size of the holes in t ...

A manmade structure, in or around a harbor, designed to break the force of the sea, thus providing shelter.

A dimensionless flow parameter, ( Jnr/m), in which J is a significant dimension, often a diameter, n is the fluid velocity, r is mass density, and m is dynamic viscosity, all in consistent units.

2,240 pounds (1016.05 kilograms)

Calling names of the points of the compass in order.

all material and energy present in and around an operating system, such as dust, air moisture, chemicals, and thermal energy.

The rate (in liters or gallons per minute, cubic meters or cubic feet per second, or other quantity per time unit) Air related flows are usually expressed in CFM, SCFM, ACFM, ICFM

The navigable water to leeward of a vessel.

The act of calling for freight by truck at the consignor's shipping platform.

The power required at the compressor drive shaft. Losses in external transmissions such as gears and belt drives are not included.

Any system, usually block & tackle or hydraulic, used to hold the boom down. This is useful for maintaining proper sail shape by exerting a downward pull on the boom, particularly when running or on a broad reach.

An instrument that uses sound waves to measure the distance to the bottom.

A sail plan in which the main and/or mizzen, or the foresail of a schooner, is of triangular shape, very long in the luff and set from a tall mast. This is almost now universal in all sailing yachts.

A mast supported by the use of lines or wire known as stays and shrouds.

A floatation device shaped like a U and thrown to people in the water in emergencies.

Said of a boat which turns end over end in very rough seas.

Articles which are taken apart to reduce the cubic footage displaced or to make a better shipping unit and are to be re-assembled.

A short length of rope secured at one end, and used in securing or checking a running rope, e.g., deck stopper, boat fall stopper, etc.

A time draft under a letter of credit that has been accepted and purchased by a bank at a discount.

Charge made for local hauling by dray or truck. Same as Cartage.