A century-old Quebec steel chain turns local scrap and iron into bridges, truck springs and even guitar strings. Its playbook is integration, patient modernization and low-carbon experiments - plus the uncomfortable discipline to consolidate when a product line stops performing.
ArcelorMittal sells the material beneath modern life - then confronts the carbon bill attached to making it. Its next act is a high-stakes rebuild of steel, powered by scrap, electricity, research and a supply chain few rivals can match.