March 2016 www.chemengonline.com 03 Mastering Alarm Systems page 50 Materials Management Facts at Your Fingertips: Particle-Sizing Technology Focus on Level Measurement and Control Shell-and-Tube Heat Exchangers Cutting-Edge Composites Lifecycle Costs for Pumps Mastering alarM systeMs * shell-and-tube heat exchangers Vol. 123 no. 3 March 2016http://www.chemengonline.com