Trailer on which shipping containers are carried when moved by road.

A term used in wills which refers to the personal possessions of the maker of the will. Such items.

Abnormal, rapid reciprocating movement of the disc on the seat of a pressure relief valve.

An old expression meaning heartily or quickly.

To ease away slowly, as in a line, sheet, or falls of a tackle.

To ease off gradually (go slower and move carefully).

A valve that permits flow in one direction only.

Slacking a rope smartly, carefully and in small amounts.

The development of slight breaks in a coating that do not penetrate to the underlying surface.

Numerous, very fine cracks in a coating or at the surface of a metal part. Checks may appear during processing or during service and are most often associated with thermal treatment or thermal cycling. Also called check marks. checking, or heat checks.

A block with one end permanently attached to a surface.

The two sides of a block. (2) Pieces of timber attached to the mast below the masthead to support the trestle trees.

To coil down the tail of a line on deck to present a neat appearance.

(1) A molecular structure in which a heterocyclic ring can he formed by the unshared electrons of neighboring atoms. (2) A coordination compound in which a heterocyclic ring is formed by a metal bound to two atoms of the associated ligand. See also comple ...

(1) An organic compound in which atoms form more than one coordinate bond with metals in solution. (2) A substance used in metal finishing to control or eliminate certain metallic ions present in undesirable quantities.

A chemical process involving formation of a heterocyclic ring compound that contains at least one metal cation or hydrogen ion in the ring.

A protective or decorative nonmetallic coating produced in silo by chemical reaction of a metal with a chosen environment. It is often used to prepare the surface prior to the application of an organic coating.

The energy liberated in a chemical reaction, as in the combustion of fuels.

In a thermodynamic system of several constituents, the rate of change of the Gibbs function of the system with respect to the change in the number of moles of a particular constituent.

Specially designed for the transport of chemicals.