To mark a course on a chart.

A wooden wedge fitting into a drainage hole in the bottom of a boat for the purpose of draining the boat when she is out of water.

Of, relating to, or using air. Moved by air pressure. Filled with compressed air.

Tools that operate by air pressure.

Engineering science pertaining to gaseous pressure and flow.

Is a standardized method to determine the carbon formation characteristics of compressor lubricants.

A group of whales.

Abbreviation for:- Port of Discharge.- Port of Destination.- Proof of Delivery. A document required from the carrier or driver for proper payment.

To sail as close as possible to the wind. Some boats can point better than others, sailing closer to the wind.

To taper the end of a rope; one of the 32 divisions of the compass card. To head close to the wind.

The place at which a shipment is received by a carrier from the shipper.

A single outlet or limited number of outlets in a building used to connect tools or equipment to the air system.

Division of the circumference of the magnetic compass card into thirty-two points, each of 11

The headings of a sailboat in relation to the wind, i.e., upwind, close reach, reach, broad reach, downwind.

Abbreviation for:- Port of Loading.- Petroleum, Oil, and Lubricants.

The North Star; visible in the northern hemisphere and indicates the direction of north. In the southern hemisphere the Southern Cross is used to find the direction of south.

(1) A spar. Such as a pole used to position a sail (e.g., spinnaker pole or whisker pole, which serves the same purpose for a jib). (2) One of the two points around which the earth spins, known as the north and south poles.

Also known as (U.S.) Federal Bill of Lading Act of 1916. U.S. federal law enacting conditions by which a B/L may be issued. Penalties for issuing B/L's containing false data include monetary fines and/or imprisonment.

Flat bottomed vessel with a shallow draught.

A hollow, watertight tank used to give buoyancy.