Ozonisers [ozonators]; ozone monitors, other than for medical use; hydrometers; optical filters being ultraviolet filters for industrial, commercial and municipal use, other than for medical use; oxygen regulators; downloadable software for management, monitoring, analysing, controlling and operating installations and facilities for treatment of waste water, air purification, water purification and gas purification for industrial, commercial and municipal use; recorded content, namely, downloadable electronic data files featuring information on treatment of water, air, gas ozone, ozone monitoring and ozone level control; cameras; industrial magnets, magnetizers and demagnetizers; apparatus, instruments and cables for electricity, namely, power cables and electricity conduits; optical sensors, enhancers and correctors; electronic and radio attenuators, processors, switches, transmitters, tuners, antennas and receivers for use in facilities for waste treatment, air purification and gas purification for industrial, commercial and municipal purposes; measuring, detecting, monitoring and controlling devices, namely, monitors, sensors and electronic controlling valves for use in installations for the industrial, commercial and municipal treatment of waste water, air pollutants, air purification and polluting particles in gaseous media and ozone monitors and ozone level controllers, other than for medical use; measuring, detecting, monitoring and controlling devices, namely electronic control units and wireless switch controllers for use in the timing and operation of the industrial, commercial and municipal treatment of waste water, air pollutants, air purification and polluting particles in gaseous media and ozone monitors and ozone level controllers, other than for medical use; optical reflectors; regulating and safety accessories for water and gas installations, namely, water flow sensors, gas sensors, pressure regulating sensors, regulating sensors for gas pipes and lines.

Industrial air purifiers; air purifying machines; air purifying units for commercial use; filters for air purifiers; filters for drinking water; water treatment plant filters; filters for water purifiers; air handlers; air cleaning units; air deodorizers; turbine ventilators; ventilating fans; air impellers for ventilation; wastewater purification units; gas purification machines; gas scrubbers; heat exchangers, other than parts of machines; water heaters; heating boilers; heat regulators being parts of heating installations; ventilating fans; ventilation fans, range hoods and ventilation hoods for commercial food preparation and food serving; Disinfectant apparatus for disinfecting and decontaminating waste water, purifying air and purifying gas for commercial and industrial use; germicidal lamps for purifying air; ambient heating, ventilating, and air conditioning and purification equipment, namely, air conditioners and air purifiers for industrial, commercial or municipal use; sanitary installations, water supply and sanitation equipment, namely, water purification, desalination and water conditioning installations for industrial, commercial or municipal use, and sterilization, disinfection and decontamination equipment for water, air and gas, for industrial, commercial or municipal use; flues and installations for conveying exhaust gases, namely, ventilating exhaust fans; regulating and safety accessories for water and gas installations, namely, water flow control valves and gates, gas regulating valves and gates, regulating valves and gates for gas pipes and lines; gas burners, heating boilers and water heaters; lighting fixtures; luminaires; light bulbs; filters for industrial and household use, namely, filters for air purifiers and filters for air conditioning; filters for waste gas purification for household and industrial use; filters for air purifiers, air conditioners, air scrubbers for industrial use; air filters for use aeolian ventilators and turbine ventilators for household, commercial and industrial use; water filtering units for industrial use; filters for use with apparatus for water supply, namely filters for water purifiers, electric water purification filters; waste water treatment filters; filters for use with apparatus for sanitary purposes, namely, filters for air purifying units, dehumidifiers, air conditioning units, waste water treatment units, and filters for the conditioning and decontamination of water, air and gas; chemical processing equipment, namely, chemical installations for conditioning and treating drinking water, wastewater, process water, air and gas mixtures, and gas chromatography machines for industrial, commercial or municipal use; cooking, heating, cooling and preservation equipment for food and beverages, namely, vapour and gas extractor hoods for cookers; Lighting and lighting reflectors namely, lamp reflectors.

Air duct cleaning services; HVAC (heating, ventilation and air conditioning) installation, maintenance and repair; building construction and demolition; building maintenance and repair; interior and exterior cleaning of buildings; installation of kitchens; kitchen equipment installation; plumbing installation, maintenance and repair; extermination, vermin disinfection services and pest control services for commercial and industrial buildings; rental of machines for cleaning and maintenance of facilities and buildings for ventilation, treatment and purification of water, air and gas for commercial, industrial and municipal use; installation of engineering systems for waste water treatment.

Custom manufacture of air conditioning equipment and systems for others; water conditioning and purification; air purification; odour removal services; waste water treatment and purification; recycling and destruction, sorting and incineration of waste; food and beverage preservation, conservation and decontamination namely irradiation of food, pasteurizing of food and beverages, food and beverage canning services; rental of equipment for the treatment and purification of water, air and gas for industrial, commercial and municipal use; waste water treatment services; treatment of chemical waste; recycling of mineral waste; waste water reprocessing; air purification.

Conducting courses, seminars and workshops in the field of treatment and purification of water, air and gases; technical training relating to fire safety, fire suppression and fire detection systems; educational services, namely, conducting courses, seminars and workshops in the field of treatment and purification of water, air and other gaseous media, water safety, water management, water pollution, and environmental conservation; education services relating to water management; education services relating to water pollution; providing technical training relating to chemical analysis in water management; Education services, namely, conducting courses, seminars and workshops relating to general health and well-being.

Providing telecommunications channels, namely electronic mail, providing multiple-user access to a global computer network, providing communication by mobile telephone, providing access to a computer database in the field of business management consultancy.

Education, namely education services, namely courses, seminars and workshops in the field of procurement, supply chain management, cost management, spend management, supplier management, accounting, auditing, business management, finance management, management of legal services, personnel recruiting and training, namely in the field of procurement services.

Software as a service (SaaS) featuring software for managing of procurement activities tor businesses and enterprise resource planning.