Watch VoirFilms. A documentary about the unexpected restart of ArcelorMittal’s Blast Furnace 6 in Seraing, Belgium, which Arcelor had shut down in 2005. From a union perspective, the film invites viewers to experience the daily lives of the workers who, for months, lived through the many twists and turns of a story with high stakes for the Liège steel industry and some 10,000 families, filled with anxiety, hope, and emotion.