Professional consultations unrelated to conducting business, laboratories, testing of materials, technical project studies, expertise and research in the technical, chemical, pharmaceutical, safety, mechanical, electricity and electronic, physics, bacteriology, cosmetology and food fields, expertise with a view to ensuring the quality and safety of machines and machine tools, scientific, nautical, surveying, electric, photographic, cinematographic, optical, weighing, measuring, signaling, checking (inspecting), life-saving, teaching and chronometric apparatus and instruments, apparatus for recording, transmission, reproduction of sound or images, magnetic data media, recording discs, automatic vending machines and mechanisms for prepayment apparatus, calculating machines, data processing equipment, computers, metals, tools, surgical, medical and veterinary apparatus, vehicles, weapons, stationery, musical instruments, worked and semi-worked plastic products, leather and imitation leather goods, apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water distribution and sanitary installations, building materials, furniture, household and kitchen utensils and containers, fabrics, textiles and raw fibrous textile materials, clothing and footwear, floor coverings, games, toys, gymnastic and sporting articles, food and beverages; accreditation services for metrology laboratories, inspection bodies, product certification bodies, service certification bodies, personnel certification bodies, quality certification bodies.