Air Liquide supplies a range of products, equipment and services for water and wastewater treatment. We supply oxygen and carbon dioxide for common wastewater operational needs such as biochemical oxygen demand (BOD) and pH reduction as well as volatile organic compound (VOC) and odor control. Air Liquide’s innovative and efficient solutions help our customers use water resources responsibly while respecting the environment with regards to wastewater effluent. Air Liquide applies its many years of experience in the water treatment industry to design systems that meet the diverse needs of our customers, all while putting safety and the environment first. We innovate to develop long-term solutions to safely maximize efficiency and robustness while minimizing costs and complexity.