
Eco-Friendly Process Makes Wastewater in Fertilizer
Sewage sludge, wastewater and liquid manure are valuable sources of fertilizer for food production. Fraunhofer researchers have now developed a chemical-free, eco-friendly process that enables the recovered salts to be converted directly into organic food for crop plants.
Read more: http://www.laboratoryequipment.com/news/2012/08/eco-friendly-process-makes-wastewater-fertilizer