News tagged with sludge

Eco-pottery product from water treatment sludge

Sludge is a by-product of water treatment. Sludge is produced during the clarification and filtration process in the water treatment system. It is also produced from the accumulated solids removed from sedimentation ...

Jul 23, 2014
1 / 5 (1) 2

Rethinking the value of sewage sludge 

Researchers from the Plant Nutrition Group at ETH Zurich have been evaluating methods to develop an efficient and environmental friendly phosphate fertilizer from sewage sludge ashes. A new thermo-chemical ...

Aug 16, 2013
4.8 / 5 (5) 2

IBM: Our new gel can kill superbugs

Researchers from computer firm IBM say they have invented a new non-toxic gel that can kill deadly drug-resistant bacteria by cutting through the sludge that shelters them and attacking the germ's cell membrane.

Jan 25, 2013
4.6 / 5 (21) 5 | with audio podcast

Paper waste used to make bricks

Researchers at the University of Jaen (Spain) have mixed waste from the paper industry with ceramic material used in the construction industry. The result is a brick that has low thermal conductivity meaning ...

Dec 19, 2012
3 / 5 (1) 0