1
Chemicals used in industry and science
3
Laundry detergents and bleaching preparations for laundry use; cleaning, polishing, scouring and abrasive preparations
37
Building construction and repair; installation of oil production apparatus and oil purifying installations; cleaning of ship tanks and machinery; cleaning of industrial premises; cleaning services, namely, mechanically removing scale and sludge from tubes in steam generators in nuclear power plants; degreasing and cleaning services using solvent and vapor technology; oil and gas industrial machine cleaning services; storage tank cleaning
40
Material treatment services in connection with recycling; environmental remediation services, namely, treatment of soil, water and waste from oil production and transport; decontamination of hazardous materials; processing of oil; production of energy
42
Technological consulting services in the field of alternative energy generation; biochemical research and development; biomedical research services; chemical, biochemical, biological and bacteriological research and analysis; research in the field of environmental protection; environmental services, namely, technical consultation in the field of environmental science, engineering services and design for others in the field of environmental engineering; chemist services; performance of chemical analysis
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