MAP is Magnesium Ammonium Phosphate or struvite and can be made from urine precipitation. On this photo you see the reactor manufactured by Huber SE after its arrival at the office building in Eschborn, Germany. This reactor is used for the recovery of phosphorus out of urine by addition of magnesium oxide, and is installed within the BMBF project SANIRESCH (www.saniresch.de/en). To see more photos, click on the browse arrows or slideshow button on the right! Or click on the name of the set. (Source of slide: Martina Winker, 2010)