ID: 31941 Interior view of flat steel pickling line. Pickling is a treatment used to remove impurities, rust, and scale from the steel’s surface Free download Keywords Terniumflat steelPesqueriaJuventudMonterreypickling line Categories Production Process, Country, Producer, Facility, Production at a Glance, Mexico, Ternium, Ternium Juventud (Ternium) Related items Red hot steel plate being rolled Hot-rolled products at NLMK La Louvière Workers in the control room Rolling steel sheet into coils Interior view of cold rolling mill Rolling process at NLMK La Louvière Cutting steel slab Workers walk in front of coke ovens. These ovens remove the impurities in coal to make pure carbon for use in the blast furnace