Robert X. Perez has 30 years of rotating equipment experience in the petrochemical industry. He earned a bachelor’s degree in mechanical engineering from Texas A&M University (College Station) and a master’s degree in mechanical engineering from the University of Texas at Austin. He is a licensed professional engineer in the state of Texas. For an app that can help calculate pump efficiency, visit either the Apple app or Google Play (Android) store and look for the Pump Calcs app.