Using technology developed at the University of British Columbia, Vancouver-based Ostara Nutrient Recovery Technologies has achieved the first commercialization in the United States of a process using municipal wastewater to make environmentally safe fertilizer.(Welcome to plastic valve China plant)

A municipal wastewater treatment plant in Portland, Oregon, will become the first facility in the US to use the new technology to recover nutrients from wastewater and recycle them into a commercial grade fertilizer product called Crystal Green.