Beer is one of the most consumed drinks all over the world and its highly impactful production process. It releases a large quantity of wastes, such as spent grains (BSG). In the first part of this work we will see how these wastes are made. In a second part we will focused on the most quantitative waste, produced : the BSG. The large numbers of ecological destinies of spent grain will be assessed.

Viviane Robert; Aix Marseille Univ, CNRS, Centrale Marseille, iSm2, 13013 Marseille, France