September 2016 www.chemengonline.com 09 Treating Wastewater Efficiently page 44 Facts at Your Fingertips: pH Measurement Focus on Performance Additives and Specialty Materials Pumps: Two-Part Feature Flow Batteries Emerging Applications for Dryers Industrial Mobile Apps Design of Experiments TREATING WASTEWATER EFFICIENTLY * PUMPS: TWO-PART FEATURE VOL. 123 NO. 9 SEPTEMBER 2016http://www.chemengonline.com