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Biosorption of cadmium from water using surfactant impregnated eggshell
(EARET, 2018)
Cadmium (Cd) is regarded as one of the most toxic
elements and it causes water pollution when it exceeds the
permissible limit. It is currently present in the Mooi River above
these permitted levels, and must therefore ...
Adsorption of metal ions from fine coal tailings dump waste water using bio-char
(EARET, 2018)
Coal mining operations produce large amounts of
tailings which contains heavy metals. Heavy metals such as
cadmium (Cd) can cause environmental problems. The adsorption
capacities of biochars produced from spent coffee ...