Related Clues:
- Tungsten, for example
- Founding need
- Gold or silver, e.g
- Copper or cobalt
- Black Sabbath's genre
- Lead or zinc
- Shoot no Irish king returning in cinematic style
- Airport detector exciter
- This can be too heavy for copper
- Copper or chromium
- Gold or iron
- Titanium or tin
- Airport detector activator
- Lithium or iridium
- Silver or platinum, e.g