A A JUNE 2022 | HydrocarbonProcessing.com PROCESS OPTIMIZATION PROCESSES AND TECHNOLOGIES THAT ARE ADVANCING THE HPI THE HPI'S PATHWAYS to decarbonization BEST PRACTICES for selecting hydroprocessing catalyst HISTORY OF THE HPI: Crises, clean air, plastic bottles and the DCS N R N S Y IV E Rhttp://www.HydrocarbonProcessing.com