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Discusses the essential role of fluorine, silicon, tin and vanadium to human ecology. Functions of trace elements; Biological effects of vanadium on mammals; Significance of fluorine in the mineralization of teeth.

Focuses on the use of the float plate-glass process, a method whereby plate glass of high quality is made by floating it over a bath of molten tin, in the United States. Advantages of the float process over the conventional one; Description of the float bath; Overview of the conventional plate process.

The article presents updates on tins. Production of Straits Tin from Malaysia rose 8.8% in the first nine months of 1966. Improved tin-containing materials are already available to up-grade product performance: tin coatings for reduction of fretting wear. Microminiature circuitry requires new solders of the most purity and in compositions ensured to close tolerances.

The article offers information related to tin. More than 40 percent of the free world's tin metal is produced in Malaya. The tin industry in Malaya is represented in the Federation's new Government, and one of the Government's major aims is to facilitate tin prospecting. Tin has always been used in American industries due to its versatility.

The article focuses on the development of the use of tin for new products and new processes due to its remarkable properties. Tin is corrosion resistant and nontoxic. It is also the best metal for packaging foods. It wets metals, flows easily, adheres firmly and has a relatively low melting point. Tin hardens and strengthens copper twice as effectively as zine and provides resistance to corrosion.

Focuses on the uses of tin. Melting point of the metal; Benefits of bronzes containing tin; Applications of inorganic tin chemicals in electroplating processes.

The article covers issues related to tin. U.S. President Andrew Jackson has chosen Terne roof for his home. Terne is an alloy of one part tin and four parts lead which is coated on a base of prime copper. The shortage of tin in the world has been alleviated by its stable prices. Various uses of inorganic tin chemicals and organotins are provided.