Electroplating tin on an object.

International Federation of Ship Masters Associations

The general name for ropes, blocks and tackles, tools, etc. (things).

In the simplest terms, the purchase and sale, or sale and purchase, of a security on the same.

Progressive loss of original material from a solid surface due to continuing exposure to cavitation.

Capital gains tax arises as a result of a 'chargeable event' - in the case of stock market.

The distance that an observer can see vertically into a surface-based obscuring phenomenon such as fog, rain, or snow. The distance estimate must be based upon ceiling balloon ascensions or ceiling light projector measurements.

Said of a lighthouse not tended.

Metal strip and lead fastener used for locking freight car or truck doors. Seals are numbered for record purposes.

Structural pieces running fore and aft between the beams.

An aneroid barometer arranged so that the deflection of the aneroid capsule actuates a pen which graphs a record on a rotating drum. Sometimes called aneroidograph.

A thin, not necessarily visible, layer of material.

A solar thermal collector that has an absorber that does not have a glazed covering. Solar swimming pool heater systems usually use unglazed collectors because they circulate relatively large volumes of water through the collector and capture nearly 80 pe ...

Electromagnetic radiation lying within the wavelength interval to which the human eye is sensitive, the spectral interval from approximately 0.4 to 0.7 microns (4000 to 7000 angstroms). Bounded on the short-wavelength end by ultraviolet radiation and on t ...

An instrument for measuring the pressure of gases and vapors. A mercury barometer is a type of manometer.

The arrangement, proportion, and design of windows in a building.

A stationary vessel carrying a light used for navigation, serving the same purpose as a lighthouse.

See principal stress (normal).

At a considerable distance.

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