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Arsenic (As) is toxic to human and is often found in drinking water in India and Bangladesh, due to the natural abundance of… Expand The rare-earth elements (REEs) are becoming increasingly important in the transition to a green economy, due to their essential… Expand Most investigators regard CuFeS2 as having the formal oxidation states of Cu(+)Fe(3+)(S(2-))2. However, the spectroscopic… Expand This review presents developments and applications in bioleaching and mineral biooxidation since publication of a previous mini… Expand These standards1 are recommended for anesthesia professionals throughout the world. They are intended to provide guidance and… Expand Antimony is ubiquitously present in the environment as a result of natural processes and human activities. Antimony is not… Expand Due to their immutable nature, metals are a group of pollutants of much concern. As a result of human activities such as mining… Expand AbstractOrogenic gold deposits have formed over more than 3 billion years of Earth’s history, episodically during the… Expand Ecological studies have shown that water-containing terrestrial, subterranean and submarine high-temperature environments harbor… Expand Pyrite, the most widespread and abundant of sulphide minerals in the Earth's surficial rocks, commonly constitutes the primary… Expand