Although alloy tin plating has been known and used for many years, this paper will describe the use of a new non-cyanide tin/zinc alloy as a possible replacement coating for cadmium and the use of a tin/nickel alloy as a possible substitute for barrel decorative chromium plating. A review on the corrosion properties of tin, zinc and cadmium compared to tin/zinc alloys and review of the properti...

Composites are a combination of two materials in which one of the material is Called the reinforcing phase, is in the form of fibers, sheets, or particles, and is Embedded in the other material called the matrix phase. composites have been used extensively in applications such as pipes, boats, aerospace, and pressure vessels etc. Research to get new composites of desired properties is under pro...

The article highlights the results of analysis current state mobile forms greening in industrial urban environment Kryvyi Rih. We surveyed areas general, special and limited use. It was found that most common central parts city with dense buildings are container trees ornamental shrubs. An interesting vertical greeing mixed compositions, including both coniferous deciduous species, planted cont...

The Hongshan societies of northeastern China are among East Asia's earliest complex societies. They have been known largely from elaborate burials with carved jades in ceremonial platforms. The most monumental remains are concentrated in a "core zone" in western Liaoning province. Residential remains are less well known and most investigations of them have been in peripheral regions outside the...

he wide use of nickel coatings is T due to their valuable properties.l-2 Nickel coatings are used primarily for decorative and industrial purposes. The uses of nickel in the decorative field are. numerous including automobile parts, fumiture, general hardware and fasteners, bicycles, as undercoats in low-cost jewelry, sporting equipment, toys, cutlery, lamps and plumbing fixtures. Most of the d...

Decorative crystal gel balls are used for decoration purpose. Due to their attractive appearance they may be ingested by children. This may result in grave complications. A case of decorative crystal ball ingestion is being reported in a 6 months old infant who presented with sub acute intestinal obstruction and was operated. Crystal gel balls were causing obstruction of jejunum. Enterotomy and...