TY - SER AU - Albrecht, Tom TI - Energy-saving air bubbles KW - WASTEWATER TREATMENT KW - AIR BUBBLES KW - WASTEWATER TREATMENT PLANTS N1 - Reducing wastewater treatment life cycle costs through efficient aeration. In wastewater treatment, air bubbles are used to transfer oxygen to the sewage. The creation of the air bubbles consumes a major portion of the energy used in wastewater treatment plants. With Sulzers pioneering aeration technology, customers can increase the aeration efficiency and save considerable energy costs ER -