Browsing Materials, Energy, Water and Environmental Sciences by Author "Rolence, Cecilia"
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An eco-friendly tanning method using plant barks and their combination with aluminium sulphate from kaolin for leather industry
Rolence, Cecilia (NM-AIST, 2021-02)Chrome tanning has remained the most preferred tanning method worldwide in the leather industry because it produces leather of a high quality with all the desired features. However, environmental concerns of chromium ... -
Potentials of agric wastes activated carbons for water softening
Rolence, Cecilia; Machunda, Revocatus; Njau, Karoli (Research Journal in Engineering and Applied Sciences, 2014)Various studies have been conducted to address softening of hard water. Ion exchange, electro-based techniques, membrane filtration and adsorption are the most reported techniques in softening hard water. In the present work, ... -
Water hardness removal by coconut shell activated carbon
Rolence, Cecilia; Machunda, Revocatus; Njau, Karoli (Science Publishing Group, 2014-08-30)The present study reports the water softening by adsorption of hardness ions onto Coconut Shell Activated Carbons (CSAC). Characterization of CSAC was identified by FT-IR and SEM techniques. Batch experiments were ...