Contamination
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Assessing trends in Speciation of First-Row Transition Metals in Children's Playgrounds of Owerri, Nigeria
Abstract: Chemical species of metals affect toxicity but trends of these metals species in soils are less studied. This study examined the trends and variability of species of metals in soils from playgrounds within Owerri. Eighty-one composite soil samples from nine playgrounds were collected in dry and rainy season to reflect spatio-seasonal variability. Samples were characterized by standard methods in triplicates and then extracted sequentially. Concentrations of metal species were determined …
Published in International Journal of Green Chemistry · Vol. 11, Issue 1, 2025 · pp. 28–45 Read article
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Review on Preventive Instructions for Controlling Infectious Diseases
Abstract: The pathogens of infection are transmitted in health care centers in various ways and from a variety of sources such as air, water, food, insects, and rodents and possibly animals such as cats, patients themselves, medical personnel, visitors, cleaners, surfaces, tools and devices. Tools and surfaces are a major source of infection transmission, and a recent study showed that a large percentage of the phones of health sector workers showed …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 7, Issue 1, 2021 · pp. 22–28 Read article