Fly ash is a waste by-product generated by coal-fired electricity power stations. Due to its environmental impact, there is a growing need for safe and sustainable methods of fly ash disposal. One effective approach is the beneficiation of fly ash through the production of zeolites—a class of
Certain liquids, such as wine, are sensitive to contact with oxygen and may be degraded by oxidation, so winemakers usually take steps to limit or entirely prevent oxygen from contacting the wine. For example, inert gases may be used to displace oxygen. In reductive winemaking processes, oxygen is
Developed at North-West University by Prof Erica Derbyshire following a major study, the toolkit is a structured, nine-chapter workbook designed to build essential financial skills for small business owners. It covers topics such as financial planning, bookkeeping, taxation, investment decisions