11
sewage disposal and treatment plants and units; water provision, treatment and purification plants and units, and parts fittings for all of the aforesaid goods
36
financing services in the field of water and sewage treatment, purfication and distribution
37
land drainage and excavation services, construction, repair, installation and maintenance of water treatment and sewage treatment plants and units; construction services for same, engineering, design and consulting services in the field of water provision and treatment and installations for same
39
water distribution and supply services; transport and storage of water, waste water and waste services
40
water, sewage and waste water treatment services
41
information and education services relating to water supply, water treatment, water distribution, sewage treatment and waste water treatment; organzining conference, symposia, exhibitions and seminars concerning the above