An electrolytic cell, the electromotive force of which is caused by a difference in concentration of some component in the electrolyte. This difference leads to the formation of discrete cathode and anode regions.

A lit navigational aid such as a lighthouse that can be used at night or in poor visibility.

Energy supplied during periods of relatively high system demands as specified by the supplier.

A water heater that heats water before it is directly distributed for end use as required; a demand water heater.

The pledging of securities as collateral - for example, to secure the debit balance in a margin.

Capable of keeping out water.

Japanese tapered pipe thread (Female).

As tight as can be pulled by hand.

An electrode immersed in a suitable electrolyte, designed for measurements of electrode potential; A pure metal in contact with a solution of known concentration of its own ion, at a specific temperature develops a potential which is characteristic and re ...

The processes that a work input/output system undergoes and in which the initial and final states are identical.

That part of a shaft or axle that rotates or angularly oscillates in or against a bearing or about which a bearing rotates or angularly oscillates.

To coat a metal surface with zinc using any of various processes.

A ported or closed cover for the end of a filter element.

Additional thickness of planking on a wooden ship about her waterline to give the vessel more stability.

The theory that certain days of the week, weeks of the month, and months of the year are more.

Any meteorological instrument, such as a radiosonde, in which the recording apparatus is located at some distance from the measuring apparatus.

A pilot with a license stating that they are qualified to guide vessels in a particular area.

A room heat delivery (or exchanger) component of a hydronic (hot water or steam) heating system; hot water or steam is delivered to it by natural convection or by a pump from a boiler.

A chemical compound with one or more carboxyl radicals (COOH) in its structure; examples are butyric acid, CH3(CH2)2COOH; maleic acid, HOOCCH-CHCOOH; and benzoic acid, C6H5COOH.

A mortgage which guarantees the interest rate charged will not rise above a certain level. But it.