To subject petroleum oil to heat for breaking down into lighter products.

A frame that supports a boat when she's hauled out of the water onto shore.

A stowage rest for a ship's boat.

Vessel or vessels of practically any size or type.

Said of a vessel with little stability, whether due to design or to stowage of cargo.

To search for a sunken object by towing a grapnel along bottom.

The top of a wave.

Timbers used to support bottom of ship while it is under construction.

Person who decoys a seaman from his ship and gains money by robbing and, or, forcing him on board another vessel in want of men.

A large reinforced eye in the leech and clew of a sail that allows a line to fasten to it; e.g., the reef cringle and clew cringle.

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

Rotative speeds at which rotating machinery-axial or screw lobe-pass through unbalanced operation.

The highest temperature at which well-defined liquid and vapor states exist.

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

Two or more bearings are noted on the chart in order to determine the ship's position at the intersection of the two

Iron or steel straps fastened diagonally across a ship's frames to make a rigid framework.

Transverse members fitted to the bottom side rails of a container, which support the floor.

A sea running in a direction contrary to the wind, which can be confused and dangerous.

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

The assembly connecting the crankcase and connecting rod to the cylinder head and piston rod for translating circular to linear motion.