Editorial2015 Instrumentation Directory 2015 Instrumentation Directory September 2015 Order Digital Reprints Want a PDF of this article as it appeared in print? Order Here! Filed Under Sign Me Up! Join your colleagues who already get great content delivered right to their inbox. Sign up Digital! If you don't want to bring your iPad into the bathroom, we can send you a magazine subscription for free! Subscribe to Print! View the 2015 TPO Instrumentation Directory » Popular Stories March 23, 2023 News Briefs: Crews Rescue Texas Worker Trapped in Treatment Plant Pipe March 23, 2023 Exam Study Guide: Laboratory Equipment and Fire Hydrant Flow Rates March 22, 2023 Reuse and Recycling Leaders Gather in Atlanta to Reimagine Water March 21, 2023 Independently Measured Performance of Various Types of Grit Removal Systems March 21, 2023 Bug of the Month: Water Sponges and Wastewater Treatment Plants March 21, 2023 A Connection with Plants and Gardening Helps this District Deliver Messages About Water's Value Discussion Comments on this site are submitted by users and are not endorsed by nor do they reflect the views or opinions of COLE Publishing, Inc. Comments are moderated before being posted. Please enable JavaScript to view the comments.