Ozone generator System, ozonator machine, chemical free pool, replace chlorine in pool, odour treatment, water purification and air filtration products using ozone, filtration, cooling towers, swimming pool, Air treatment and Odour Control; applications air food water purification detox medical health therapy, SA, South africa, durban.

The Gaia-Movement implements existing systems and develops new, which can benefit both nature and people

Practical Action is a charity which works with poor communities to develop appropriate technologies. Practical Action has a unique approach to development - we don't start with technology, but with people. The tools may be simple or sophisticated, but to provide long-term, appropriate and practical answers, they must be firmly in the hands of local people: people who shape technology and control it for themselves.

WaterAid is an international NGO dedicated exclusively to the provision of safe domestic water, sanitation and hygiene education to the worlds poorest people.