Gazechim company has recently worked with the agglomeration of Valence-Romans to install a device of chlorine gas to disinfect water in the swimming-pool of Serge Buttet in Romans sur Isère.
Historically the pools were disinfected with bleach but advantages of Gazechim solution were able to seduce the technical manager of the urban sports department.
A detailed article can be found in the Magazine « Centres Aquatiques » of January 2020.