Author

M. Mathuthu

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Open access Oct 2026

Evaluation of Radionuclide Concentrations and Radiological Health Risks in Groundwater of the Groot-Aub Aquifer System, Namibia

Primordial radionuclides (226Ra, 232Th, and 40K) occur naturally in varying concentrations within environmental media. Anthropogenic activities that disturb the Earth’s crust, such as drilling and mining, have the potential to alter the concentrations of these radionuclides in environmental compartments, including wate...

Naeman Tuyoleni Kapofi, M. Mathuthu · Water · 0 citations

Open access 2026

Occurrence of potentially toxic elements in commercial tea products from South Africa and associated carcinogenic and non-carcinogenic health risks

Abstract Potentially toxic elements (PTEs) in food and beverages may pose adverse health effects following long-term dietary exposure. This study determined the concentrations of aluminium (Al), arsenic (As), cadmium (Cd), chromium (Cr), copper (Cu), cobalt (Co), iron (Fe), manganese (Mn), nickel (Ni), lead (Pb), and z...

S. O. O. John, S. Olukotun, Tebogo Gilbert Kupi et al. · Brazilian Journal of Food Te... · 0 citations