the densest metal | 0.84 |
alloyed with other meta… | 0.63 |
a chemical element | 0.55 |
known element | 0.25 |
obtained | 0.55 |
replaced by stable meta… | 0.50 |
discovered by smithson … | 0.25 |
credited | 0.25 |
established in the futu… | 0.25 |
established in product | 0.25 |
identified in black res… | 0.25 |