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...d elemental sulphur), carbon dioxide, iron compounds, manganese compounds, cobalt compounds, and uranium compounds.

*[[Tool steel]]s are alloyed with large amounts of tungsten and cobalt or other elements to maximize [[solution hardening]], allow [[precipitation

...uria]] and an extensive system for purchasing strategic materials, such as cobalt, copper, nickel and radium, sometimes bartering drugs for materials. Kodama

| title = Tungsten/Nickel/Cobalt Alloy Study

...en proposed as a "[[Salted bomb|salting]]" material for nuclear weapons ([[cobalt]] is another, better-known salting material). A jacket of natural gold, irr

...mining copper, the mines of Northern Rhodesia produced Gold, Silver, Lead, Cobalt, Zinc, Manganese, Cadmium, Selenium and Uranium. However, the numbers emplo