Ostara's process features a reactor that processes sludge liquid and recovers nutrients that might otherwise have to be disposed of using costly processes. The reactor is so effective that it can extract over 90% of phosphorous from a municipal waste stream. "Our process works very much in complement to existing wastewater treatment technology. There are plants that have advanced processes to remove nutrients from raw sewage, but they need to dispose of them. We can take those concentrated nutrient flows and extract out nutrients," explains Phillip Abrary, the CEO of Ostara, in an interview with FastCompany.com. "The system pays back for itself in five years."
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