The ozonation process removes the bad smell of pig slurry and sludge
The ozonation treatment carried out in the framework of the LIFE STO3RE project manages to transform the unpleasant smell produced by pig slurry and excess sludge produced in the WWTPs into a characteristic smell of wet straw. Ozone, by means of the partial oxidation of organic matter, increases the production of biogas, reduces the concentration
