1
Ozone, other than for medical use; Activated carbon; Carbon for filters for removing organic contaminants from water; Waste treatment chemicals; Chemical compositions for water treatment; Oxidising agents; Purification chemicals; Water treatment preparations; Chemicals for the suppression of the odour of water; Detergents for use in manufacture and industry; Filtering materials [chemical, mineral, vegetable and other unprocessed materials]; Chemical substances, chemical materials and chemical preparations, and natural elements; Chemical and organic compositions for use in the manufacture of food and beverages; Bactericidal preparations [other than for medical and veterinary use]; Chemicals for use in cleaning water
5
Sanitary preparations and articles; Air deodorising and air purifying preparations; Disinfectants and antiseptics; Pest control preparations and articles; Germicidal detergents; Antiseptic cleansers; Chemical preparations for sanitary purposes; Biocides; Air purifying preparations; Air deodorizing preparations; Air sanitizing preparations; Deodorizing preparations for household, commercial or industrial use; Hygienic preparations and articles; Disinfectants for hygiene purposes
9
Ozonisers [ozonators]; Ozone monitors, other than for medical use; Hydrometers; Ultraviolet filters, other than for medical use; Oxygen regulators; Software for monitoring, analysing, controlling and running physical world operations; Recorded content; Software; Information technology and audio-visual, multimedia and photographic devices; Magnets, magnetizers and demagnetizers; Scientific and laboratory devices for treatment using electricity; Apparatus, instruments and cables for electricity; Optical devices, enhancers and correctors; Safety, security, protection and signalling devices; Scientific research and laboratory apparatus, educational apparatus and simulators; Measuring, detecting, monitoring and controlling devices
11
Air purifiers; Filters for air purifiers; Water treatment filters; Air handlers; Filters for drinking water; Air cleaning apparatus; Installations for deodorising the atmosphere; Aeolian ventilators; Wastewater purification units; Gas cleaners and purifiers; Heat exchangers, other than parts of machines; Heating installations; Industrial ventilation apparatus; Ventilation installations for kitchens; Disinfectant apparatus; Germicidal lamps for purifying air; Heating, ventilating, and air conditioning and purification equipment (ambient); Sanitary installations, water supply and sanitation equipment; Flues and installations for conveying exhaust gases; Regulating and safety accessories for water and gas installations; Burners, boilers and heaters; Lighting and lighting reflectors; Filters for industrial and household use; Industrial ovens and furnaces (not for food or beverages); Chemical processing equipment; Cooking, heating, cooling and preservation equipment, for food and beverages
37
Disinfecting; 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, disinfection and pest control; Rental of hand and power tools; Extraction of natural resources; Installation of environmental engineering systems
40
Air and water conditioning and purification; Air treatment; Odour removal services; Water treatment and purification; Recycling and waste treatment; Food and beverage treatment; Rental of equipment for the treatment and transformation of materials, for energy production and for custom manufacturing; Waste and/or water treatment services; Treatment of chemical waste; Chemical recycling of waste products; Consultancy relating to the treatment of chemical pollution; Purification of gases; Filtration of gases; Filtration of liquids
41
Conducting courses, seminars and workshops; Technical training relating to fire risk; Education, entertainment and sport services; Education and instruction services; Education services relating to water; Education services relating to water safety; Education services relating to water management; Education services relating to water pollution; Education services relating to conservation; Technical training relating to chemical analysis; Education services relating to health