- 20 June 2007 -
Drinking water: a solution for drought-ridden Australia
Water shortages Down Under are no joke, especially when they are forcing Australian towns to consider recycled effluent for their drinking water. Portable clarifiers from Welsh separation specialist Siltbuster Ltd helped improve the country's resources by cleaning precious river water for residents in a Victoria town.

- 6 June 2007 -
Rapid gravity sand filters: Developments in filter floor design
There are different designs for underdrains – important when removing suspended solids from potable water. David Shepherd of Severn Trent Services Ltd takes us through some recent developments.

- 23 May 2007 -
Water extraction: Pure water production
Ken Sutherland looks at the requirements for the production of pure water, both by the public service companies supplying water for drinking, and by the end-users who want a higher quality still. The article examines the markets for the relevant equipment and their prospects.

- 23 November 2006 -
Raising the standard of industrial wastewater
Upgrading a plant to meet new discharge standards while working in limited site space presents a unique challenge. A carbon treatment system combined with wet air regeneration proved to be an effective solution, say John Meidl and CC Lu from Siemens Water Technologies. more

- 2 November 2006 -
Can ceramic ports help centrifuges last longer?
Neil Lacey, service manager for Centriquip, the UK's largest decanter manufacturer, looks at how choosing the correct port liner for centrifuges can make all the difference in reducing wear, downtime and maintenance costs. more

- 18 October 2006 -
Sludge drying: The small footprint alternative
A growing population in Florida , USA is producing increased wastewater flow, making it harder for authorities to dry the digested sludge effectively. Sludge drying beds were not a viable option - but centrifuges proved to be a suitable replacement. more

- 20 September 2006 -
Aquatech - innovation awards
www.filtsep.com takes a look at a few of the products that have been entered for an innovation award as part of the Aquatech show, taking place in Amsterdam later this month. more

- 10 August 2006 -
Filter media: bacterial growth on filters - the silver solution
Bacterial growth can harm filters through unwanted layers of biofilm, the addition of unwanted tastes and odours, not to mention premature clogging. Jeffery Trogolo of AgION Technologies looks at how one filter manufacturer - Everpure - uses silver in its water filters to counteract these problems. more