PTXi — officially known as Process Technology Expo International — lands in Rosemont, IL, next to Chicago’s O’Hare International Airport, May 6-8. The event, which consists of four shows and an educational conference, is expected to bring 700 exhibitors and draw 20,000 attendees to the Donald E. Stevens Convention Center. Its four synergistic shows are: International Powder & Bulk Solids, ChemProcess, PharmaProcess, and ProcessPack. Here is a sampling of the wide variety of offerings that can be seen during the expo.