Rock Salt Production From Northeastern Thailand
<p>Every day, each of planet earth's 6 billion inhabitants uses salt. We need a small amount of salt to survive. Over the past century the annual production of salt worldwide has increased from 10 million tonnes to over 200 million tonnes today. Salts can be separated mainly into 2 types,...
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[Yogyakarta] : Departmentof GeologicalEngineering,Facultyof Engin
2009
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