wetox

Process Turns Liquid Sludge Into Energy and Fertilizer

BY Ariel Schwartz | 06-09-2010 | 11:39 AM | ETHONOMICS

We recently covered a startup, Ostara, that turns sludge liquid into high-quality commercial fertilizer. Now Victoria University of Wellington in New Zealand wants to do Ostara one better with Wetox, a project that breaks down ...READ MORE›