Classe
Please choose ... A: Mechanics – Engines – Machinery – Tools – Industrial processes – Metallurgy B: Watchmaking – Jewellery – Machinery – Tools C: Electronics – Electricity – Methods of communication – Electrical network D: Building – Architecture – Civil Engineering – Construction – Materials – Woodworks E: Sanitation – Ventilation – Heating F: Security – Rescue – Alarm G: Ironmongery – Do It Yourself H: Furnishing – Interior architecture I: Domestic science – Restaurant equipment J: Commercial – industrial and office equipment K: Agriculture – Horticulture – Gardening L: Clothing – Textiles – Machines and accessories M: Medicine – Surgery – Orthopaedics – Material for disabled N: Optics – Photography – Cinematography - Eyewear O: Teaching methods and materials – Musical Instruments – Art materials P: Transport – Moto vehicles – Ships – Aviation – Accessories Q: Foodstuffs – Drinks – Cosmetics – Paramedical – Health – Hygiene R: Sport – Leisure S: Practical novelties – Presents T: Publicity – Printing – Packaging U: Games – Toys V: Protection of the environment – Recycling W: Hardware – Software – Cybersecurity – Blockchain – Internet of things (IoT) Z: Energy – Renewable and green energy