Abstract Background A modified laboratory-scale upflow anaerobic sludge blanket (UASB) reactor was used to obtain methane by treating hydrous ethanol vinasse. Vinasses or stillage are waste materials with high organic loads. and a complex composition resulting from the process of alcohol distillation. They must initially be treated with anaerobic processes due to their high organic lo... https://jalyttlers.shop/product-category/tray/