Water and drinking water treatment services, water purification services, wastewater decontamination and purification services, treatment of waste, of refuse, of industrial greases as transformation, of sludge and ash from urban and industrial purification stations, waste and refuse recycling services, waste and refuse composting services, soil decontamination services, recovery of industrial, household, hospital and special waste; water treatment and conditioning by physico-chemical processes and products; technical operation, for others, of installations for treatment of drinking or industrial water, for treatment of household or industrial wastewater, as well as for treatment of physico-chemical or biological fluids or sludge resulting from these treatments; treatment and transformation of waste produced by individuals, communities and companies public or private, of ordinary, special, solid, liquid, hazardous waste and providing information in these fields; waste purification services in the nature of waste treatment; waste and refuse recycling services, waste and refuse composting services; recovery of industrial, household, hospital, special, ordinary, community, company public or private waste, biological and energy reuse services in the nature of generation of energy via treatment of waste and refuse; soil decontamination services of hazardous materials and polluted soil, waste and refuse disposal services; waste and refuse incineration services, namely, disposal of toxic industrial waste, of non-toxic industrial, household, hospital, ordinary and special waste

[ Rental of videotapes, video tape film production, rental of motion pictures, ]organization and conducting of educational colloquiums, conferences, congresses, seminars and symposiums all in the field of water treatment, water supply and waste treatment; education, namely, providing mentoring, tutoring, classes, seminars, workshops in the field of water treatment, water supply and waste management; training in water treatment, water supply and waste treatment; [ rental of sound recordings; ] organization of exhibitions for cultural or educational purposes in the nature of water, wastewater and waste treatment exhibitions; publication of books; organization of educational competitions for inventing new water, wastewater and waste treatment processes; [ film production; production of films on videotapes or on digital disks; ] publication of texts other than advertising texts; educational services, namely, organization of debates of ideas in the field of water treatment education

Water quality control services; scientific and industrial research services in the field of environmental protection; laboratory research services in the fields of water and water treatment and purification; services of chemical analysis; chemical research; scientific research consultancy, engineering project study in the nature of engineering consulting; preparation of non-business plans and engineering works, namely, drawing up of plans and engineering drawings, not for construction, in the fields of water and water treatment, engineering advice and expert appraisals in the field of water and effluent treatment; laboratory research services in the fields of treatment of industrial, household, hospital and special waste, refuse, sludge and ash, of recovery of industrial, household, hospital and special waste; bacteriology research services; computer programming; computer services, namely, development, design and updating of computer software and software packages; technical consulting and advice in the field of cloud computing; computer rental; design of computer systems and telecommunication systems; scientific and industrial research services for the development and evaluation of the performance of processes and products for physico-chemical treatment of water; conducting of scientific and engineering technical feasibility studies for the development and evaluation of the operational performance of installations for treatment of drinking or industrial water, for treatment of household or industrial wastewater, as well as for treatment of physico-chemical or biological fluids or sludges; technical engineering audits, advice and work provided by engineers relating to these processes and equipment and to all other treatments of fluids, including in the field of industrial processes; research services provided by research centers, in the fields of collection, transport, treatment, cleaning, storage, sanitizing, recovery and disposal of waste and refuse; engineering advice and expert appraisal services in the field of waste and refuse; scientific and industrial research services in connection with environmental protection for waste and refuse collection, transport, treatment, cleaning, storage and recovery; engineering services; engineering in the fields of design and construction of industrial and urban centers and units for collection, sorting, storage, treatment, recovery and disposal of waste and refuse; consulting services in the field of environments assessment, namely, technical consulting in the field of environmental science relating to industrialization and natural resource promotion; information on the environment in the nature of information about environmental change and bio-diversity; study services, namely, feasibility studies in the nature of research in the fields of the economic, social and environmental implications or urban, industrialization and natural resource exploitations especially relating to water