1. Origins of steel for castings. What is the primary source of steel for (a) continuously cast slab

1. Origins of steel for castings. What is the primary source
of steel for (a) continuously cast slab and (b) billet? Use the Sankey diagram
for steel (Figure 13.2) to find out.

2. Origins of scrap steel. Which stage in the processing of
steel from pig iron and recycled scrap to end products generates the most
scrap? Use the Sankey diagram for steel (Figure 13.2) to find out.