Read e-book online Agricultural and Mineral Commodities Year Book PDF
By David Lea
An in-depth survey of the key commodities of the realm * Profiles each one commodity intimately * offers in-depth records on creation * contains a useful listing Contents: * Introductory essays * Covers all significant agricultural and mineral items together with aluminium, coal, cotton, nickel, petroleum, bananas, rice, rubber, tea, espresso, tobacco, wheat, traditional gasoline, soybeans, zinc, lead and phosphates * every one commodity is profiled intimately with info on actual visual appeal, heritage, makes use of, significant markets, developments popular, significant importers and exporters * Statistical info of modern degrees of construction at an international and person state point * contemporary traits in costs with indexes of export costs * A listing of companies fascinated about commodities.
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The precipitated alumina is then filtered, washed and calcined to give the product. 95:1. The smelting of the aluminium is generally by electrolysis in molten cryolite. Because of the high consumption of electricity by the smelting process, alumina is usually smelted in areas where low-cost electricity is available. However, most of the electricity now used in primary smelting in the Western world is generated by hydroelectricity—a renewable energy source. The recycling of aluminium is economically, as well as environmentally, desirable, as the process uses only 5% of the electricity required to produce a similar quantity of primary aluminium.
6m. 2m. tons per year. Completion of the project is scheduled for 2005. Despite the inadequacy of the electric power supply, India has the potential to become one of the world’s leading aluminium producers. In 2000 the country’s seven smelters (including five in the private sector) had a combined annual capacity of 825,000 tons, while output of aluminium ingots in that year was about 560,000 tons. As part of its expansion plans in the late 1990s, NALCO was increasing the capacity of its smelter at Angul, in Orissa, from 218,000 tons to 345,000 tons.
However, in early 1999, with international prices of aluminium at their lowest for about five years (see below), plans for the Trinidad smelter project were postponed. Guinea possesses more than one-quarter of the world’s known bauxite reserves, and is the world’s leading exporter of bauxite, ranking second only to Australia in terms of ore production. 7% of its external revenue in 1998. Some Guinean bauxite ore, which is of very high grade, is domestically processed into alumina, and some Guinean alumina is exported to Cameroon for refining.
Agricultural and Mineral Commodities Year Book by David Lea