iron public under metal 118 List Picture As a command %3 n0 iron n2 cast-iron n0->n2 n3 pig-iron n0->n3 n4 wrought-iron n0->n4 n5 alpha-iron n0->n5 n6 beta-iron n0->n6 n7 delta-iron n0->n7 n8 galvanized-iron n0->n8 n9 gamma-iron n0->n9 n10 ingot-iron n0->n10 n11 scrap-iron n0->n11 n12 structural-iron n0->n12 n1 metal n1->n0