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Spelter works at Tindale, Cumbria Spelter commemorative medal of Queen Victoria (1887) Spelter is a zinc–lead alloy that ages to resemble bronze, but is softer and has a lower melting point. The name can also refer to a copper–zinc alloy (a brass) used for brazing, or to pure zinc.
During World War I, the Ministry of Munitions built a filling factory for artillery shells on the site, which was farmland commandeered by the military for its closeness to Avonmouth docks and to the site of the National Spelter Company's chemical works (Spelter being zinc or a zinc alloy) in St Andrew's Road, Avonmouth, later the National Smelting Company.
Stitched resin film infusion - in manufacturing, a method of assembling large composite structures such as aircraft wings ; Strain ageing; String test, Load string test, No-load string test (relating to compressor skid performance testing) Tensile viscosity; Testing standards for ruggedized electronic equipment (i.e. MIL-STD-810 and ...
Spelter is an ore of zinc; it was mined in Cornwall and brought to the area for smelting. The locality of the works became known as Spelter, and the name appears on present-day maps. In 1839 Allen and his partners established another iron company, the Cambrian Iron Works (later known as the Llynvi Iron Works), in Maesteg.
Ion-exchange resin beads. An ion-exchange resin or ion-exchange polymer is a resin or polymer that acts as a medium for ion exchange, that is also known as an ionex. [1] It is an insoluble matrix (or support structure) normally in the form of small (0.25–1.43 mm radius) microbeads, usually white or yellowish, fabricated from an organic polymer substrate.
Scientists thought that Lake Enigma was frozen from top to bottom. Then they discovered that water—and mysterious lifeforms—existed 11 meters below the surface.
The ball tip is a hemisphere with a ground-glass surface on the outside, which fits inside of the socket, where the ground glass surface is on the inside. This type of joint separates freely and must be held together with a clamp. Ball-and-socket joints are labeled with a size code consisting of a number, a slash, and another number.
Here’s what garden and patio plants you can save for next spring. As the temperatures start to drop and sweater weather arrives, you may start to look sadly at your beautiful, lush garden plants.