Tassels of unraveled line, yarns, etc. which are lashed around chafe spots such as spreaders to prevent chafe on sails.

Lines drawn on a weather map indicating regions of equal pressure. When the lines are close together, this indicates a rapid change in air pressure, accompanied by strong winds.

Abbreviation for "Consumption Entry." The process of declaring the importation of foreignmade goods for use in the United States.

TRADES Foreign-to-foreign trade carried by ships from a nation other than the two trading nations.

A small receiver fitted on the inlet or discharge of a reciprocating compressor. The device is designed to remove the resonance from the compressor thereby reducing noise.

The erection or superstructure fitted about amidship on the upper deck of a ship. The officer's quarters, staterooms and accommodations are usually in the bridge house.

The lower yard on a mizzen mast of a square-rigged ship.

A vertical longitudinal center line section of a vessel.

A person or firm who transacts all business in a port on behalf of shipowners or charterers. Also called shipping agent; agent.

The horizontal movement of the water due to tide

A line attached to the crown of an anchor and used to help free it in the event it becomes fouled.

Various statements that the U.S. government requires to be displayed on export shipments. The statements specify the authorized destinations.

A term used to describe a chemical process in which heat is released. For example, combustion is an exothermic process because heat is released. A reaction or process that produces heat; a combustion reaction.

A person whose business is to act as an agent on behalf of the shipper. A freight forwarder frequently makes the booking reservation.

A barge which loads material dumped into it by a dredger and discharges the cargo through the bottom.

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

The portion of a valve used to guide the disc.

Is a process taking place under constant volume. To raise the pressure from state 1 to state 2, heat must be added. The pressure change is proportional to the change in temperature.

A filter element so full of contaminants that no longer can pass rated flow without excessive pressure differential.