AUTHOR=Florez-Orrego Daniel , Sharma Shivom , Navabi Seyed TITLE=Editorial: Integration and optimization in the chemical process industry JOURNAL=Frontiers in Chemical Engineering VOLUME=4 YEAR=2022 URL=https://www.frontiersin.org/journals/chemical-engineering/articles/10.3389/fceng.2022.961022 DOI=10.3389/fceng.2022.961022 ISSN=2673-2718