Blast furnace 8 owned by Thyssenkrupp in Duisburg, Germany. The firm has merged with Tata Steel.  Friedemann Vogel/EPA
Blast furnace 8 owned by Thyssenkrupp in Duisburg, Germany. The firm has merged with Tata Steel. Friedemann Vogel/EPA

Europe's second-biggest steel firm forged from Thyssenkrupp and Tata merger