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Articles tagged with ‘water treatment’
By Dan (EnviroGadget Writer) on August 11th, 2009
A simple and effective way of sterilizing water is to bubble ozone through the water. Ozone (O3) is a form of Oxygen gas made from 3 Oxygen molecules. Ozone is a pretty strong oxidising agent, producing insoluble oxides from chemicals and minerals in water (which can then be filtered out). When it comes to organisms, ozone will breakdown a significant part of the cellular structure, rendering them harmless. This means Ozone can be used as part of the water purification process. (more…)
By Dan (EnviroGadget Writer) on January 22nd, 2009
Petra Wadstrom is a Swedish inventor has developed a solar-powered water purifier that could provide billions of the world’s poorest people with access to clean and disease-free drinking water. The purifier treats 10 litres of water at once, all within a compact case. The cost of the unit is to be set at around just $35, which would make it very affordable for many aid agencies. (more…)
By Dan (EnviroGadget Writer) on November 19th, 2008
The SteriPEN is an eco-friendly gadget ideal if you’re travelling to areas with typically unsafe drinking water. The SteriPEN will allow you to refill your water bottles (rather than buy bottles from a shop) and ensure the water is safe before you drink it. The pen uses shortwave ultraviolet light which damages the DNA of bacteria, viruses and protozoa, rendering them harmless. (more…)
