Joel B. Njewa

Turbidity Removal from Sullage Wastewater Using Musa paradisiaca Peels as a Natural Coagulant

Elisha Kanyimbo, Joel B. Njewa & Emmanuel Goomzy Mwase · Asian Journal of Chemical Sciences · 2024

The use of inorganic commercial coagulants for water and wastewater clarification has been linked to the prevalence of human health and environmental issues. Natural coagulants are currently being explored as an alternative option for replacing synthetic coagulants. This present...

Open access Research Article 10.9734/ajocs/2024/v14i5320

Fluoride Levels in Borehole Water: The Case of Chiradzulu District in Malawi

Yohane A. Wesley, Joel B. Njewa, Kelvin Makawa, Stanley Maurice, Esinta Moteni, James Majamanda, Lloyd Chirambo & Lifa Chimphepo · Asian Journal of Applied Chemistry Research · 2023

Aims: The objective of this study was to determine the levels of fluoride in borehole water samples. Study Design: The total of eight samples were collected from five villages in Chiradzulu and transported in cooler ice-bath to the laboratory for the analysis. Place and Duration...

Open access Research Article 10.9734/ajacr/2023/v14i3267