Technical testing and analysis

Notes from sub-category 71.20.19:

• –performance of physical, chemical and other analytical testing of all types of materials and products, e.g.:
• –acoustics and vibration testing
• –testing of composition and purity of minerals
• –testing activities in the field of food hygiene, including testing and control in relation to food production (e.g. testing of animals before slaughter)
• –testing of physical characteristics and the performance of materials (e.g. strength, thickness, durability, radioactivity)
• –testing of building materials, soils, rocks, existing structures and constructions
• –qualification and reliability testing
• –performance testing of complete machinery: motors, automobiles, electronic equipment, etc.
• –radiographic testing of welds and joints
• –failure analysis
• –testing and measuring of environmental indicators: air and water pollution, etc.
• –testing the quality of fuels
• –testing with use of models or mock-ups (e.g. of aircraft, ships, dams)
• –operation of police or forensic laboratories
• –inspections of air ducts, water and gas pipes, not associated with repair or installation
• –hygiene and prophylaxis laboratory activities

Notes from sub-category 71.20.21:

• –product origin assessment activities
• –protected designation of origin (PDO) assessment activities

Notes from sub-category 71.20.22:

• –periodic road-safety testing of motor vehicles
• –periodic road-safety testing of motorcycles, including mopeds
• –periodic road-safety testing of motor vehicles, motorcycles, including mopeds, by independent technical inspectors

Notes from sub-category 71.20.29:

• –certification of products, including consumer goods, motor vehicles, aircraft, pressurised containers, nuclear plants, etc.
• –product quality assessment activities

• ✕inspections of air ducts, water and gas pipes, associated with repair or installation, see section F
• ✕sampling and weighing as part of goods handling operations, see 52.25
• ✕penetration testing of computer systems, ethical hacking and cybersecurity, see division 62
• ✕testing and maintaining of business and finance software applications, including online trading software applications, see 62.10
• ✕consulting activities carried out by companies or professionals in order to obtain a certification, see 70.20
• ✕DNA sequencing for general research on biological processes, see 72.10
• ✕testing of animal specimens, for sanitary reasons and not associated with food production, see 75.00
• ✕diagnostic imaging, testing and analysis of medical and dental specimens, see division 86
• ✕DNA sequencing for ruling out or curing a specific disease, see 86.91

Excluded from sub-category 71.20.29:

• ✕testing and maintaining of business and finance software applications, including online trading software applications, see 62.10.00