Transport; packaging and storage of goods; distribution of water, distribution of energy, particularly electricity, gas, oil, heat, cooling and air

Treatment of materials, namely rustproofing and processing of oil, gas and electricity; air purification and regeneration; waste treatment; ventilation; information relating to treatment of materials; production of heating, cooling and electrical energy; rental of heating, refrigerating, ventilating, and air-conditioning apparatus

Scientific and industrial research, a savoir namely technical research, research in mechanics, physics and chemistry, scientific and industrial research in the field of electrical, oil, thermal, heating and cooling energy; engineering work, namely consultancy, project design, surveys in the field of electrical, oil, thermal, heating and cooling energy, professional consultancy and preparation of plans not relating to the conduct of business in the field of electrical, oil, thermal, heating and cooling energy; technical auditing of installations for the production and distribution of thermal, heating and cooling energy, particularly electricity, steam, compressed air, and demineralized water, energy production and distribution studies, materials testing, research and testing services in the field of electrical, oil, thermal, heating and cooling energy provided by laboratories, environmental protection consultancy; technical management of energy production and distribution installations, namely monitoring of the operation of installations and technical consultancy for the management and monitoring of electricity consumption; engineering work (not for building); preparation of technical reports (surveys) for the takeover of industrial installations and energy production sites, preparation of risk management plans and measurement indicators, proposal of progress plans; computer programming, computer management service, namely computer network management, design, development of software; quality control services consisting of technical reports on installations, measurements and condition reports; technical diagnostics, visual and functional control of installations

Transformation of fuels for the production of energy, air purification, treatment of oil, natural gas, hydrogen and steam; information on the treatment of materials, particularly in the energy sphere; water production services, water and drinking water treatment, services for water purification, sanitation services, services relating to decontamination, purification of wastewater, management services for drinking water stations, decontamination and treatment of urban or industrial wastewater and information in these fields, water body decontamination services, the transformation of raw materials, the production of electrical, thermal, climatic energy, management of climatic and thermal plant, the processing of oil, electricity, the amelioration of petroleum products and refining; services for air treatment, odour removal, air purification, air regeneration and air cooling; treatment of wastes and rubbish, industrial greases (transformation), slurry and ash from treatment stations both urban and industrial, and information in these spheres, waste and refuse recycling, waste and refuse composting services, pollution prevention services, ground surface decontamination services and rehabilitation services for degraded sites, rehabilitation services for waste and drinking water networks, services relating to the reclamation of industrial, household, hospital and special wastes; garbage disposal and incineration services, services for the disposal of industrial toxic wastes, industrial, household, hospital and special non-toxic wastes; archival records destruction services; professional advice in the renewable energies, namely: solar energy, biomass, wind power, geothermal; information in the renewable energy sphere; elimination of pollution and rehabilitation of degraded sites; sorting of useful items or urban, industrial and radioactive wastes, solids or liquids, industrial grease, office papers; operation of interconnection and renewable energy transformation points; professional consulting in the water and water treatment spheres; advice in the treatment of water and effluents

Water quality control services; scientific and industrial research services for environmental protection, research centre and laboratory services regarding water, water purification and treatment, chemical analysis services, for chemical research, security consulting, professional consulting, technical projects study, expert appraisals, drawing up of plans not linked to business dealings and civil engineering work (not for building) in the water and water treatment spheres; consulting and expertise in the water and effluent treatment spheres; prospection services for petroleum gas, evaluations of petroleum deposits, monitoring of oil wells and petroleum and electricity installations, services of research centres, of laboratories in heat, air conditioning and sound engineering, electric and oil-fired power generation, consulting and evaluations of heat, air conditioning and sound engineering, of electric and oil driven power generation, geological assessments, prospecting and research, geological risk prevention services; heat, air conditioning and sound engineering; research centre and laboratory services in the treatment of industrial, household, hospital and special wastes, of refuse, slurry, ash treatment, and reclamation of industrial, household hospital and special wastes, research services in bacteriology, advice and appraisals in the industrial, household, hospital and special wastes sectors, slurry and ashes from stations both urban and industrial; research centre and laboratory services in the fields of construction and erection of edifices, buildings, roads, civil engineering structures and underground works, advice and assessments relating to the building and civil engineering sphere; civil engineering; mining engineering; computer programming, computer services, namely development, design and updating of programs and program packages, consultancy and technical advice in the field of telecommunications and information technology, computer rental, design of computer and telecommunication systems, study and research in the field of operation and maintenance of computer and telecommunication equipment, architectural services; expert appraisals namely execution of studies and technical projects in power engineering and renewable energies, namely: solar energy, wind power, biomass, geothermal energy; technical advice on the creation of wind turbines and renewable energy production plant; materials testing; remote monitoring of renewable energy production plant using computers, design and development of hardware and software used in the remote control of renewable energy production plant, and the programming of controllers in relation to cybernetic activity in the energy sector; advice on building, expert appraisals, research and development of new products; expert appraisals, namely for the design of power plant and home automation; research and development in the renewable energy sphere; advice and assistance in regulating production and distribution plant in the renewable energy sphere; design of water treatment stations (drinking water, urban and industrial waste water, rainwater); engineering; verification of renewable energy production plant, and of systems and machines in the renewable energy sphere, and their constituent parts; verification and inspection of wind turbines and renewable energy production plant (via a worldwide network of the Internet, Intranet, telephone, satellite, cable or radio wave type); services connected with the monitoring of data, signals and information processed by computer or telecommunication apparatus and instruments; development of interconnection and transformation points for renewable energy; development of transportation lines for renewable energy; services for prospecting for and managing the quality of ground waters and the evaluation and management of water resources; consulting on environmental protection and environmental impacts

Machines for water treatment, pumps, valves and other machines for storage and distribution of water for household purposes such as drinking water, waste water, rainwater, garden water; machines for spraying, bottling; machines and installations for physical-chemical or biological processing, centrifuging, pressing and spreading of liquid, semi-liquid and solid waste, especially from sludge from water treatment; machines for drying waste and purification sludge; machines for automatic sorting of waste, especially of household packaging waste; packing and unpacking machines for waste; waste vacuum cleaners

Apparatus for dosing chemicals, chemical-physical and biological reagents; programmable automatons for measuring, tracking and monitoring water quality parameters, software for the analysis and monitoring of water and waste quality parameters; measuring and monitoring apparatus and instruments applied to the distribution and treatment of water; measuring and monitoring apparatus and instruments applied to the consumption of energy and fluids; mechanical, electronic, magnetic and/or optical data carriers for recording and measuring fluids such as water, gas and electricity with a view to ensuring their supply and monitoring consumption; programmable computer apparatus and installations for remote surveillance, remote management, remote control, using the self-switched network, specialized lines or microwave radio links for monitoring installations involved in the treatment, supply and collection of drinking, industrial and waste water; apparatus and installations for telemetry, remote management, remote control, using the self-switched network of specialized lines or microwave radio links for measuring and monitoring fluids such as water, gas and electricity with a view to ensuring their supply and monitoring consumption; monitoring software for networks for the supply and collection of waste and drinking water; software for management and analysis of energy and fluid consumption (recorded programs); computer hardware for simulating the operation of stations for drinkable water treatment or purification of industrial and municipal water; computer equipment, software, databases and computers for controlling, regulating, modeling and management of purification and rendering drinkable stations; scientific apparatus and instruments (not for medical purposes) for programs optimizing of carbon dioxide in connection with the operation of water treatment plant, water management, collection and processing of waste, and air treatment; components for the aforementioned apparatus; electric apparatus for monitoring and quality control for sea water; apparatus and instruments for chemical and bacteriological analysis (for non-medical use); software for generating water pricing; measuring and checking apparatus enabling connections and tanks for water storage

Installations for producing steam, for producing electricity and for incinerating waste; apparatus and installations for treating and supplying water or liquid; apparatus and equipment for clarification, physical, physical-chemical filtration, softening, deionization and demineralization on ion exchangers for water or liquids; accessories and equipment for treating water or liquids on membranes (ultra filtration, nano-filtration and hyper-filtration or reverse osmosis); cartridge filters of metal or textile, filters for sand, active carbon or any other granular material; installations for iron removal, demanganisation and biological elimination of nitrates from water; apparatus and installations for disinfecting and sterilizing liquid and gaseous fluids by ultraviolet rays and other radiation; installations for the treatment of plant and/or animal organic matter, of urban or industrial origin (in particular waste from green spaces, sludge from treatment plants for sewage and solid and liquid waste and/or household or industrial waste water treatment plants); hot water heating installations, installations for sea water desalination, apparatus and installations for the treatment of water and effluent from the chemical and food processing industry, apparatus and installations for the treatment and reusing of waste; apparatus for steam generation, crystallisation, distillation, drying, heat exchangers, air heaters, air dryers, hot air apparatus; apparatus and installations for the treatment and reclamation of industrial, household, hospital and special waste; apparatus for treating water or liquids, namely, decanters, sterilizers, carbonators, coalescer apparatus, mixers; apparatus for treating air, namely, deodorising, purifying; fixed or mobile equipment and installations for the treatment of water and the treatment of waste; water filtering machines, particularly by membranes, bioreactors, ion exchangers, mixers; machines for injecting physical or chemical reagents for the treatment of waste or water; machines, apparatus and devices for water supply; machines for irrigation, mobile or fixed machines for water treatment and for processing of waste; electric apparatus and instruments for generating ozone from gases such as air or oxygen

Vehicles; apparatus for locomotion by land, air or water; industrial truck, dump trucks, automobile lorries, trailer vehicles

Non-metal water pipes, industrial concrete for civil engineering works, water supply ducts and sanitation networks; insulating glass (construction), non-metallic buildings, namely pipelines, gas pipelines, non-metallic poles for electric power lines; non-metallic building materials, non-metallic buildings and particularly transportable buildings not of metal, non-metallic rigid pipes for building, asphalt, pitch, bitumen, cement, lime, slate, clay, reinforcing materials not of metal for building, ballast, building timber, bricks, marble, coatings, stairs not of metal, windows not of metal, doors not of metal, roof coverings not of metal, shutters not of metal, non-luminous and non-mechanical road signs (not of metal), gutters, materials for making and coating roads, lighting slabs, binding material for road repair, tar, tarred strips (construction), road safety barriers not of metal, glass granules for road marking, sheets and strips of synthetic material for marking roads, granules, gravel

Insurance underwriting; financial affairs; monetary affairs; real estate affairs; real estate estimates; real property management; financing services; financial analysis; raising or investing capital; financial consultancy; financial evaluation (insurance, banking, real estate); fund investment

Repair and maintenance of apparatus for treating liquids and fluids; upkeep and maintenance of sewerage networks, restoration of aqueducts or water distribution pipes, construction of sanitation works, wastewater collectors, rainwater decontamination works, flood prevention works, pumping station renovation services, work to existing structures to improve the security and the quality of the water supply, construction of water treatment plants (for drinking water, urban and industrial wastewater, rainwater); services for installing water pipes and building water treatment plants, drilling of wells, construction, installation and repair of irrigation devices; maintenance and renovation of buildings, rehabilitation of sites, buildings, warehouses, land development services; restoration and rehabilitation of degraded sites (cleaning and reconstruction); upkeep or cleaning of buildings, premises, floors (facade cleaning); disinfection, rat extermination, insect eradication; cleaning of structures, urban structures, works of art, underground works, road equipment, sites, industrial premises (exterior surfaces and cleaning), cleaning of water pipes, of industrial installations, high-pressure cleaning of underground works, road network cleaning services; upkeep and maintenance of buildings, roads, urban equipment; repair and maintenance of installations, apparatus, centers and units for storing waste and refuse, and of centers, installations, apparatus and units for recycling, processing, recovering and destroying waste and refuse; construction of installations, centers and units for storing waste and refuse, and of centers, installations and units for recycling, processing, recovering and destroying waste and refuse; maintenance and renovation of industrial and urban sewerage systems; rehabilitation of industrial and urban sanitation systems; ground clean-up services.

Provision of access to databases in the field of care services waste management.

Water supplying, water distribution, collection of urban or industrial wastewater, of sludge; collection, transport, sorting, disposal and storage of useful materials or of urban waste, industrial and radioactive waste, solid or liquid waste, industrial fats and office papers; collection, transport, grouping, sorting, identification, processing and reconditioning (storage) of all kinds of waste, and in particular urban, household, industrial, ordinary and special industrial, hospital, agricultural, horticultural, forestry, hazardous, solid and liquid waste; disposal and storage of useful materials, waste, perishable or hazardous products; storage of waste in landfills; transport, packing and storage of fertilizers, organic amendments, compost and growing media; information services relating to the management of the collection, transport of healthcare activity waste.

Processing and transformation of waste generated by households, public or private communities and enterprises, ordinary, special, solid, liquid, hazardous waste and related information; waste purification and regeneration services; waste and refuse recycling services, waste and refuse composting services; recycling (processing of materials) of industrial, household, hospital, special, ordinary waste, from local authorities, companies (public or private), biological and energy recovery services for waste and refuse (processing of materials); degraded soil and site rehabilitation services (decontamination); destruction of waste and refuse, incineration of waste and refuse, disposal of industrial toxic waste, of industrial, household, hospital, ordinary, special and non-toxic waste; water treatment services, water treatment services by introducing reagents, in particular in waters for human or animal consumption and in waters for industrial use, services for the sanitation and treatment of industrial wastewaters, water production services; treatment of materials, namely residue and waste from water treatment; processing of agricultural goods from plants or animals to develop fertilizers, compost and growing media; waste and trash cleaning services, information services related to the treatment of waste management of care services.

Monitoring of water quality, scientific and industrial research relating to environmental protection, laboratory research services in the fields of water, treatment and purification of water, chemical analysis, chemical research, professional consultancy, technical project studies, engineering and engineering works (not for building) in the fields of water and water treatment, expert appraisals in the field of water and effluent treatment, laboratory research services in the field of treatment of industrial waste, household, hospital and special waste, sludge, ash waste, recovery of industrial, household, hospital and special waste, bacteriology research services, expert appraisals in the field of industrial, household, hospital and special waste, and of sludge and ash from both urban and industrial plants, computer programming, computer services, namely the design, development and updating of software and software packages, technical consulting and advice in the field of research and development in the field of new products in computing, computer rental, the design of computer and telecommunication systems, scientific and industrial research services for developing and evaluating the performance of processes and products for physicochemical water treatment; scientific and technical studies for developing and evaluating the operational performance of installations for treating drinking or industrial water, for processing wastewater, household or industrial wastewater, as well as for treating physicochemical or biological fluids and sludges; technical auditing (engineering services) relating to these processes and equipment and to all other treatments of fluids, including in the field of industrial processes; technical research center services in the fields of collection, transport, treatment, cleaning, storage, sanitation, recovery and disposal of waste and refuse; engineering services in the field of waste and refuse; scientific and industrial research relating to environmental protection for the collection, transport, treatment, cleaning, storage and recovery of waste and refuse; engineering services, technical project studies, engineering work in the fields of design and construction of industrial and urban centers and units for the collection, sorting, storage, treatment, recovery and disposal of waste and refuse; prevention of air, water and sound pollution; consultation on environmental protection, urban planning, industrialization and natural resource development, information on research in the field of environmental protection, studies (engineering work) on the economic, social and environmental implications of urban planning operations, industrialization and use or development of natural resources, in particular water; soil tests, agricultural, horticultural, wine growing, arboricultural and silvicultural engineering; quality control of water, air and soil; engineering services in the field of industrial information systems (automatic control, control, centralized technical management and control, decision-making systems, management systems for operating data); technical project studies, analyses, evaluations, estimates, research, technical consultation in the technology, maritime, offshore, port, energy fields as well as sustainable development, the environment, climate, weather, the management of household and industrial waste, water, flood control, hydrogeology, wet area management, public transport, telecommunications, civil engineering and urban engineering; certification and compliance of these services for quality assurance, namely quality control services.

Security services for the protection of material assets and persons

Repair and maintenance services of apparatus for treating liquids and fluids; upkeep and maintenance of sewerage networks, restoration of aqueducts or water distribution pipes, construction of sanitation works, wastewater collectors, rainwater decontamination works, flood prevention works, pumping station renovation services, work to existing structures to improve the security and the quality of the water supply, construction of water treatment plants (for drinking water, urban and industrial wastewater, rainwater); services for installing water pipesand building water treatment plants, drilling of wells, construction, installation and repair of irrigation devices; maintenance and renovation of buildings, rehabilitation of sites, buildings, buildings, warehouses, land development services; restoration and rehabilitation of degraded sites (cleaning and reconstruction); upkeep or cleaning of buildings, premises, floors (facade cleaning); disinfection, rat extermination, insect eradication; cleaning of structures, urban structures, works of art, underground works, road equipment, sites, industrial premises (exterior surfaces and cleaning), cleaning of water pipes, of industrial installations, high-pressure cleaning of underground works, road network cleaning services; upkeep and maintenance services for buildings, roads, urban equipment; repair and maintenance of installations, apparatus, units and facilities for the storage of waste and refuse, centers, installations, apparatus and recycling, treatment, recovery and destruction units for waste and refuse; construction of installations, centers and units for the storage of waste and refuse, centers, installations, and units for the recycling treatment, recovery and destruction of waste and refuse; maintenance and renovation services for industrial and urban sewerage systems; rehabilitation of industrial and urban sanitation systems

Telecommunications; information on telecommunication; communications by computer terminals or by fiber-optic networks; communications by radio or telephone; electronic bulletin board services (telecommunication services); connection by telecommunications to a global computer network; rental of telecommunication apparatus; teleconferencing services; electronic messaging services; rental of access time to global computer networks, radio communications between flow meters and a receiver that transmits information to a database; transmission of information on consumption, monitoring, tracking and billing by radio communication from meters to computer terminals; diffusion of public announcements and alerts relating to security

Water supplying, water distribution, collection of urban or industrial wastewater, of sludge; collection, transport, sorting, disposal and storage of useful materials or of urban waste, industrial and radioactive waste, solid or liquid waste, industrial fats and office papers; collecting, transporting, grouping, sorting, identifying, processing and reconditioning (storage) all kinds of waste, and in particular urban, household, industrial, ordinary and special industrial, hospital, agricultural, horticultural, forestry, hazardous, solid and liquid waste; disposal and storage of useful materials, waste, perishable or hazardous products; storage of waste in landfills; transport, packing and storage of fertilizer, organic amendments, compost and growing media; information services relating to the management of the collection, transport of waste from care services

Processing and transformation of waste generated by households, public or private communities and enterprises, ordinary, special, solid, liquid, hazardous waste and related information; services for purifying and regenerating waste; waste and refuse recycling services, waste and refuse composting services; recovery of industrial, household, hospital, special, ordinary waste, from local authorities and companies (public or private), biological and energy recovery services for waste and refuse; site clean-up services; degraded soil and site rehabilitation services (decontamination); destruction of waste and trash, incineration of waste and trash, disposal of industrial toxic waste, of industrial household, hospital, ordinary, special non-toxic waste; water treatment services, water treatment services by introducing reagents, in particular in waters for human or animal consumption and in waters for industrial use, services for the sanitation and treatment of industrial wastewaters, water production services; treatment of materials, namely, residues and waste from water treatment; processing of agricultural goods from plants or animals to develop fertilizers, compost and growing media; waste and refuse cleaning services; information services relating to the management of treating waste from care services

Education; training; entertainment; sporting and cultural activities; information relating to entertainment or education; publication of books; videotape film production; organization of competitions (education or entertainment); organization, and conducting of colloquiums, conferences or congresses; organization of exhibitions for cultural or educational purposes; publication of electronic books and journals on-line; electronic desktop publishing

Water quality control services, scientific and industrial research services relating to environmental protection, laboratory research services in the fields of water and water treatment and purification, services of chemical analysis, chemical research, professional consultancy, study of technical projects, engineering work and engineer works (not for construction) in the fields of water and water treatment, surveying in the field of water and effluent treatment, laboratory research services in the fields of industrial, household, hospital and special waste,refuse, sludge, ash, industrial, household, hospital and special waste recovery, bacteriology research services, surveying in the field of industrial, household, hospital and special waste, sludge and ash from plants, both urban and industrial, computer programming, computer services, namely, development, design and updating of computer software and software packages, technical consulting and advice in the field of computing, computer rental, design of computer and telecommunication systems, scientific and industrial research services for developing and evaluating the performance of physical-chemical water treatment processes and products; scientific and technical studies for developing and evaluating the operation performance of installations for treating drinking water or industrial process water, for treating household or industrial wastewater, as well as for treating physico-chemical or biological fluids and sludges; technical audits, engineering advise and work relating to these processes and equipment and to all other fluid treatments, including in the field of industrial processes; research center services in the fields of collection, transport, treatment, cleaning, storage, sanitation, recovery and disposal of waste and refuse; expert appraisals in the field of waste and refuse; scientific and industrial research relating to environmental protection for the collection, transport, treatment, cleaning, storage and recovery of waste and refuse; engineering, engineering project study, engineering work services in the fields of design and construction of industrial and urban centers and units for waste and refuse collection, sorting, storage, treatment, recovery and disposal; air, water and sound pollution prevention services; consulting regarding environmental protection, urban planning, industrialization and natural resource promotion, information relating to the environment, study services (surveying) with regard to economic, social and environmental implications, operations relating to urban planning, industrialization and use or promotion of natural resources, particularly water; soil tests, agricultural, horticultural, wine growing, arboricultural and silvicultural engineering; quality control of air, water, soil; surveying in the field of industrial information systems (automatism, checking, control and centralized technical management, decision-making systems, operating data management systems); technical project studies, analyses, evaluations, estimates, research, information and advice in the fields of technology, maritime, offshore, port, energy, sustainable development, environment, climate, weather, industrial and household waste management, water, flood control, hydrogeology, development of wet areas, public transport, telecommunications, civil engineering and urban engineering; certification and compliance of said services with the quality assurance terms; management of Internet sites in the field of care services waste management

Security services for the protection of property and individuals

Database management; collection and systematization of information in computer databases; compilation of statistics and management of computer files; providing an online searchable database on an Internet platform; computer file management in the field of water quality assessment in water supply networks and water distribution optimization; compilation of information in computer databases in the field of water-quality assessment in sanitation and water distribution optimization networks.

Installation, servicing, maintenance and construction of water supply and purification networks; public works for the production, treatment, storage and distribution of water, namely, construction of working premises, drilling, wells, installation and maintenance of pipelines for water supply, construction of water storage tanks; repair and maintenance of installations, apparatus, centers and units for storing waste and refuse, and of centers, installations, apparatus and units for recycling, processing, recovering and destroying waste and refuse; construction of installations, centers and units for storing waste and refuse, and of centers, installations and units for recycling, processing, recovering and destroying waste and refuse.

Transmission of consumption, monitoring, tracking and pricing information via radio from meters to a central database; providing forums online; provision of access to databases on computer networks; transmission of database information via telecommunication networks; provision of access to a computer platform; provision of electronic transmission and data sharing services; telecommunications via an interactive Internet platform and applications.

Urban or industrial wastewater collection and transport services; Water distribution services, especially drinking water; collecting, transporting, disposal and storage of useful materials or urban, industrial and radioactive waste, solid or liquid waste, industrial greases, office papers; collecting, transporting, grouping, identifying, packaging and repackaging (storing) waste of all kinds and especially urban, household, industrial, ordinary and special industrial, hospital, agricultural, horticultural, forestry, hazardous, solid and liquid waste; disposal and storage of hazardous or perishable products; storage of waste in landfills; transport, packing and storage of fertilizers, organic amendments, compost and growing media; information services related to management of collection, transport and processing of waste from care activities.

Water sanitation and treatment services; water purification services; processing products resulting from water treatment and purification, for the manufacture of organic amendments for fertilizing soils, for producing energy or fuels; Processing and transformation of waste generated by households, public or private communities and enterprises, ordinary, special, solid, liquid, hazardous waste and related information; waste purification and regeneration services; waste and refuse recycling services, waste and refuse composting services; recycling (processing of materials) of industrial, household, hospital, special, ordinary waste, from local authorities, companies (public or private), biological and energy recovery services for waste and refuse (processing of materials); ground clean-up services; degraded soil and site rehabilitation services (decontamination); destruction of waste and refuse, incineration of waste and refuse, disposal of industrial toxic waste, of industrial, household, hospital, ordinary, special and non-toxic waste; treatment of materials namely residues and waste from water treatment; processing of agricultural goods from plants or animals to develop fertilizers, compost and growing media; waste and refuse cleaning services.

Design, updating and maintenance of software, computer platforms and computer databases in the field of management and monitoring of water supply and purification networks; software as a service (SaaS) for managing and monitoring water supply and purification networks; platform as a service (PaaS) for managing and monitoring water supply and purification networks; engineering work and professional consultancy for evaluating loss volumes in drinking water networks; auditing, technical project study services, engineering and drawing up of plans unrelated to business dealings in the field of managing and monitoring water supply and purification networks; scientific and technical studies for evaluating the operational performances of water treatment installations, water supply and purification networks; water quality monitoring services.