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The "Touchstone System" is a groundbreaking wastewater treatment facility that utilizes natural volcanic ash as a contact material. It enables the habitation of various organisms that decompose organic matter in wastewater, achieving stable treatment. By using natural volcanic ash as a contact material in a contact aeration method, it maintains a high concentration of microorganisms, improves treatment performance, and reduces the amount of generated sludge to half that of conventional methods. 【Features】 ■ High volumetric load ■ Strong against load fluctuations ■ Reduces the amount of excess sludge generated ■ Easy maintenance ■ Labor-saving operation management, etc. *For more details, please download the PDF or contact us.
