| Answer | Crossword Clue |
|---|---|
| pearlites | PEARLITE, a cast iron alloy |
| pearlite | a cast iron alloy |
| nicrosilal | a cast-iron alloy containing nickel, chromium and silicon |
| nicrosilals | NICROSILAL, a cast-iron alloy containing nickel, chromium and silicon |
| ferrosilicon | an alloy of iron and silicon, used in making cast iron and steel |
| ferrosilicons | FERROSILICON, an alloy of iron and silicon, used in making cast iron and steel |
