Aluminium is produced from bauxite. Al2O3. This is referred to as Alumina, or aluminium oxide is extracted from the ore. After the extraction, electrolytic reduction process is used to transform Alumina to Aluminium. From every two tonnes of alumina, one tonne of aluminium is produced. The bauxite consists of ferrous oxide, titanium oxide, earth silicon, and alumina, approximately 40 to 60%. Bayer process is used to separate pure aluminium from bauxite (Habashi 16). This process involves heating the ore in an autoclave that contains caustic soda. Cooling then takes place, in order to separate the solid residue that is ...
Bauxite Reports Samples For Students
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Economic overview
The economy of Jamaica greatly relies on services that accounts for over 70 percent of its GDP. The Nation continues to earn most of the foreign exchange from remittances, tourism and alumina/bauxite. Both tourism and remittances accounts for 30 percent each, whereas alumina/bauxite exports contribute roughly 5 percent of the GDP. The alumina/bauxite sector was the greatly affected by global downturn whereas the remittance flow and tourism industry remained resilient.
The economy encounters several challenges to its growth including soaring corruption and crimes, huge-scale underemployment and unemployment as well as a debt-to-the-GDP ratio that is about 130 ...
The control of Natural Resource Management in Australia is a critical concern and hence the responsibility of governments, communal groups and regional bodies to support projects and programs delivery that consequently inform policy makers on natural resources issues. (Brueckner, Durey, Mayes & Pforr 2014).
Water pollution is a significant natural resource management issue in Australia that is caused by different anthropogenic, as well as natural factors (Pigram 2007). The northern Jarrah Forests of Western Australia have been a source of water to the Perth metropolitan Region, however, the water supply system is under a threat of pollution from Industrial activities taking place within ...