Ariel Ferreyra
Children’s Empire (Popenguine)
Installation of a System O)) in a shelter for street children, the Children's Empire.ONAS_STEP DES NIAYES
Installation of a display unit System O)) in the premises of ONAS at the Niayes WWTP12 May 2023
User’s guide and good practices
Congratulations, new owner of a System O))! You have chosen an autonomous and passive sanitation system that offers a purification performance that surpasses the established norms and standards. In order to ensure its proper functioning ...
8 May 2023
Sludges and biomass
Sludge and Biomass Management in the System O)) As promised, here is the sludge and biomass webinar, DBO International is pleased to present it recorded and subtitled in English, French and Spanish without interruption! Cheikh Mor Mback...