040 - Treatment of materials. - Treatment of materials.
042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software; legal services. - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software; legal services.
044 - Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, horticulture and forestry services. - Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, horticulture and forestry services.
045 - Personal and social services rendered by others to meet the needs of individuals; security services for the protection of property and individuals. - Personal and social services rendered by others to meet the needs of individuals; security services for the protection of property and individuals.