Biomass Production of Scenedesmus Obliquus in Cultures Formed by Wastewater from Olive Oil Washing

S. Sánchez, G. Hodaifa, B. Cortecero, R. Órpez & MªE. Martínez
In olive-oil extraction, the two-phase continuous-centrifugation process generates two liquid effluents, wastewater from olive oil washing (WOOW) and wastewater from olives washing (WOW). The second can be used directly in the irrigation but the first with a COD on the order of 5.3 g O2/dm3 require treatment before being discharged to the environment. This wastewater contains 5.4 g/dm3 of total solids, of which 1.73 g/dm3 are mineral solids, comprised mainly of potassium salts that can...