| Answer | Crossword Clue |
|---|---|
| IRON | Most common metal |
| IRON | Common metal |
| HEXBOLT | Common metal fastener |
| DIE | Common death metal exclamation? |
| IRIDIUM | Most corrosion-resistant metal |
| ALUMINUM | Most abundant metal in earth's crust |
| IRONORE | Source of the most widely used metal |
| cesium | a silver-white soft ductile element of the alkali metal group that is the most electropositive element known and that is used especially in photoelectric cells see element table |
