Water
Tuesday, 14 June 2011 09:09

Seawater desalination plant in Australia

Dow Water & Process Solutions (DW&PS) is a business unit of the mammoth Dow Chemical Company, and is the only manufacturer currently offering a complete portfolio of ultrafiltration (UF) and reverse osmosis (RO) resin technologies, and Electrodeionisation (EDI) products – setting the industry benchmark for quality and reliability.
Tuesday, 14 June 2011 09:06

The looming water crisis

Africa appears to be a continent with large water resources, such as the Congo River, Nile River, Zambesi River and the Niger River. While the continent may appear to be blessed with an abundance of water, Africa is the second-driest continent in the world (after Australia). Additionally, three-quarters of the world’s severe droughts over the past 10 years have occurred in Africa.

By Bernard Talbot

25º in Africa will be doing a series on reusing water to make beer. This is the first article, which focuses on alternative solutions for a safe water supply. The second article will focus on filtration methods and other technologies for water recycling in breweries.

Tuesday, 14 June 2011 09:03

About acid mine drainage in South Africa

Acid mine drainage (AMD) occurs when old mine shafts and tunnels fill up, leading to underground water oxidizing with the sulphide mineral iron pyrite, otherwise known as “fool’s gold”.
Tuesday, 14 June 2011 08:59

Acid-rock drainage management course

New legacies of the mining of acid-generating material appear in the media every day. How can mining companies avoid future acid rock drainage (ARD) liabilities and apply the best practice management of ARD?
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