This customized course was open to the public and, within Vale, it was mainly taken by labour relations teams (who participated in Health and Safety Committees Health and safety committees, known in Brazil as Internal Accident Prevention Committees (Cipa in Portuguese), are composed of representatives who are elected by employees and appointed by the company at each unit (including mines, factories, plants, o� ces, storage areas and laboratories), in accordance with the regulations of the Ministry of Work (NR5).