A Sunshine recorder of the type in which the time scale is supplied by the motion of the sun. The instrument, which is pointed at the celestial pole, consists of a hemispherical mirror mounted externally on the optical axis of a camera. The lens of the ca ...

The potential of a metal surface necessary to decompose the electrolyte of a cell or a component/substance thereof.

Plating with dummy cathodes.

PFD Manufacturers Association

Whitening and loss of gloss of a usually organic coating caused by moisture. Also called blooming.

Efficient Deck Hand.

Small bulldozer used to go over bulk cargoes.

A technique commonly used to prepare metallographic specimens, in which a high polish is produced by making the specimen the anode in an electrolytic cell, where preferential dissolution at high points smooths the surface.

Pakistan (Flag)

The formation of complex chemical species by the coordination of groups of atoms termed ligands to a central ion, commonly a metal ion. Generally, the ligand coordinates by providing a pair of electrons that forms an ionic or covalent bond to the central ...

A river, canal or other body of water that boats can travel on.

A combination of banking and insurance business. A high street bank, for example, might sell both.

A class of instruments employed to determine the electric potential at a point in the atmosphere, and ultimately the atmospheric electric field.

An ideal substance that absorbs all radiation falling on it, and reflecting nothing.

A steam boiler on a ship deck used to supply steam to deck machinery when the main boilers are shut down.

Cathode Ray Tube. A display element, consisting of a vacuum tube and screen, used with computers.

Marine Casualty Response Center.

A landing wharf or pier; a dike at a river s mouth.

One Person Bridge Operation.

That fraction of annual energy demand supplied by a solar system.