The use of clinker as a filtering medium is a new method for treating the waste water from olive mills (OMWW). which is a highly toxic effluent for the environment due to its high organic load and its huge concentration of phenolic compounds as confirmed by HPLC analysis. Scanning electron microscopy (SEM). Energy-dispersed X-rays (EDX). https://chefesquipmenters.shop/product-category/display-cases/