Copper in architecture used in residential and commercial building structures. Variations in color stem primarily from differences in the alloy chemical composition. Some of the more popular copper alloys and their associated Unified Numbering System (UNS) numbers developed by ASTM and SAE are as follows: In practice, the term ‘bronze’ may be used for a variety of copper alloys with little or no tin if they resemble true bronzes in color. Further information on architectural copper alloys is available. The criteria by which copper and copper alloys are selected for architectural projects include color, strength, hardness, resistance to fatigue and corrosion, electrical and
Fish and Tin and Copper and Dancers, was set to the song Fish and Tin and Copper. The group had originally performed it as a demonstration dance at the opening ceremony of Lowender Peran in 1997. The chorus of the song inspired the use of traditional steps and patterns to represent these Cornish industries, including steps from the Newlyn Fisherman's Reel, followed by a chain (swimming fish), then the turning of wheels and cogs of the mines. Fish and Tin and Copper Fish and Tin and Copper is a traditional folk song/ballad associated with Cornwall, and dealing with the legend of the devil ("Old Nick")