www.chemengonline.com July 2023 Cover Story 25 Part 1. Air-Pollution Control: Combustion and NonCombustion Technologies Effective control technologies are crucial for mitigating the adverse effects of air pollution. The selection of combustion-based or non-combustion-based technologies requires careful consideration of numerous factors 28 Part 2. Proactively Meeting Emissions-Reduction Challenges At the outset, tackling emissions-reduction projects to achieve regulatory compliance can seem daunting, but by taking a proactive approach, leaks can be handled before they become a serious emissions issue In the News 5 Chementator Commercial debut for a batch reverse-osmosis system; CO2 conversion catalyst for making 'e-fuels'; This photocatalytic reactor system makes chemicals without fossil fuels; A photocatalytic platform for CO2 utilization; Lithium metal for next-generation batteries produced from Li2CO3 in pilot facility; A new class of proton-conducting materials operates at lower temperatures; and more 25 Volume 130 | no. 7 12 Business News Alpla to construct PET recycling plant in South Africa; Wacker to expand polysilicon production in Burghausen; TotalEnergies to double SAF production and add biomethane unit in Grandpuits; BASF to expand production capacity for bio-based polyglucosides; and more 28 14 Newsfront Innovations in Mixing Maximize Efficiency Developments in mixing technologies permit efficient use of energy and resources and manage challenging application Technical and Practical 24 Facts at your Fingertips Standard Masses for Calibration of Weighing Instruments This one-page reference provides information on the weights used to calibrate scales and balances 31 Feature Report Keys to Designing Sustainable Production Facilities Using the food-and-beverage industry as an example, these considerations can help engineers design new facilities with sustainability built in 31 14 CHEMICAL ENGINEERING WWW.CHEMENGONLINE.COM JULY 2023 1http://www.chemengonline.com http://WWW.CHEMENGONLINE.COM