Belgarena takes care of sludge from various sources in its specific liquid waste processing facilities with a view to dehydrating, processing and finally recycling it via the appropriate channels.
The following waste codes are authorised: 010504, 020101, 170506, 190206, 190805, 190812, 190814, 190902, 191106, 191304, 191306, 191308, 200306.