Mobilisation of Heavy Metals from Natural Pozzolan by Humic Acid: Implications for Water and Environment

Natural pozzolans and similar geomaterials derived from volcanic eruptions contain heavy metals in significant or trace amounts, viz Cr, Co, Pb, Cu, Ni, Zn. Rain water, being essentially softwater as is the case in tropical Africa, can dissolve these metals and thus facilitate their transport into s...

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Veröffentlicht in:	International Journal of Environmental Protection 2012-08, Vol.2 (8), p.11-11
Hauptverfasser:	Sieliechi, J M, Lartiges, B S, Ndi, S K, Kamga, R, Kayem, G J
Format:	Artikel
Sprache:	eng
Online-Zugang:	Volltext
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