72 Engineering Practice Improving Data Analytics in Batch Manufacturing Producing a perfect batch is easy for some products but harder for others. Using data analytics to dig into production data can help process operators identify where variability might arise Equipment and Services 24 Focus on Sensors Hygienic optical sensor measures dissolved oxygen; Laser sensors precisely detect very small objects and gaps; Device allows low-vapor-pressure liquids to be sampled; Inductive proximity sensors withstand harsh environments; Smart sensor electronics improve pH/ORP monitoring; and more 72 30 New Products The first H2 flowmeter certified for dispensing applications; Dual sensor operation with four-wire sensor connection; Free-standing separators that are modular and flexible; Lights with reduced blue content for special applications; The launch of an online configurator for composite hoses; and more 24 78 Show Preview Achema 2018 From June 11-15, the Achema 2018 world forum and tradeshow for the chemical process industries will take place in Frankfurt am Main, Germany. Included here is the second installment of a two-part preview that highlights some of the products to be exhibited at the tradeshow Departments 30 5 Editor's Page Embracing a circular economy Accumulation of plastic waste is a growing global problem. Recently, U.S. plastic resin producers announced ambitious goals for recycle, re-use and recovery aimed at tackling this issue 104 Economic Indicators 78 Advertisers 89 Hot Products 91 Achema Special Advertising Section 100 Product Showcase 101 Classified 102 Subscription Form 103 Ad Index Chemical Connections Follow @ChemEngMag on Twitter Join the Chemical Engineering Magazine LinkedIn Group Visit us on www.chemengonline.com for more articles, Latest News, Webinars, Test your Knowledge Quizzes, Bookshelf and more Coming in July Look for: Feature Reports on Flow Measurement and Control; and Heat Exchange; A Focus on Plant Security; A Facts at your Fingertips on Packaging Materials; News Articles on Urban Mining; and Preventive Maintenance; New Products; and much more Cover design: Rob Hudgins Cover photo: Courtesy of EKATO and Peschl Ultraviolet 2 CHEMICAL ENGINEERING WWW.CHEMENGONLINE.COM JUNE 2018http://www.chemengonline.com http://WWW.CHEMENGONLINE.COM