Raising a glass in celebration of hot air
The water shortage that has left Durbanites sweating may have a solution: humidity. A system offered by a Johannesburg company, Cirrus Water Management, can yield up to 1000 litres of drinking water a day.The process, using atmospheric water generators, is similar to that of a dehumidifier and is said to produce water of quality equal to premium bottled water. Businesses such as WBHO are using the technology.Cirrus Water Management says it has adapted the technology for southern African conditions. South Africa is the 30th -driest country in the world, and KwaZulu-Natal is in the throes of a water crisis - its dams, on average, are 35% full.Cirrus director Bruce Jones said the units needed only 20% humidity to produce water.Although the system might not be economical for a single household, Jones said it could work in an apartment block or complex. A system that produced 100 litres a day would cost about R130000.Mark Graham of GroundTruth Water, an environmental consulting firm, said the process reduced the risk of waterborne disease...
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