Density
8.86 g/cm³ (liquid at melting point)
Discovery
Cobalt was discovered by Georg Brandt in 1735, who identified it as the source of blue pigments in glass.
Common Uses
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Used in rechargeable batteries (e.g., lithium-cobalt batteries)
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Employed in superalloys for turbine blades and jet engines
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Utilized in cobalt-based pigments
Interesting Facts
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Cobalt alloys can withstand high temperatures and wear.
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It is essential for vitamin B₁₂ in living organisms.
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Cobalt compounds often display a distinct blue color.
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