- It takes place during the 1st year, in February (S2) and lasts 4 weeks.
- The engineering students work in companies as operators; this experience allows them to discover the industrial world from both a social and technical point of view.
- It is used as a base for Industrial Sociology lessons which are part of the first-year curriculum.
- Students must use techniques and methods learnt at school and put these into practice whilst carrying out their tasks.
- They must observe and analyse life in a company and its methods of organisation.