This is a cocopeat filter, which could offer a sustainable option for water filtration in cities. Wastewater is passed through, trapping suspended solids. These are then consumed by microbes living in the dust. The process removes 90% of solids and pathogens found in domestic wastewater. The final product is an effluent safe enough to be used for crop irrigation or simply discharged back into the environment. Read more in our latest post.