The LIFE-AQUEMFREE project participated in the 10^th World Congress of Chemical Engineering, WCCE10, held in Barcelona between 1^st and 5^th October with a communication entitled ‘Removal of 10 pesticides from agro-waste water at pilot plant scale using Na₂S₂O₈ and TiO₂/Na₂S₂O₈ systems under natural sunlight‘.