cobalt

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The US is also negotiating a minerals deal with DR Congo to help gain access to the central African country's vast reserves of key metals such as cobalt, tantalum, lithium and copper.

From BBC • Apr. 6, 2026

Over more than a decade, Chinese companies, willing to take on significant risks, have spent billions of dollars buying up mines in Congo, which produces nearly 75% of the world’s cobalt.

From The Wall Street Journal • Mar. 31, 2026

China currently dominates the global supply of lithium and cobalt, both of which are needed in batteries.

From Barron's • Mar. 28, 2026

Other companies invested tens of billions of dollars in building plants in the U.S. to make lithium-ion batteries with expensive nickel and cobalt inside.

From The Wall Street Journal • Mar. 24, 2026

He shoved her in, jumped in behind her, and flapped the tiller, let the cobalt sail up to take the evening wind.

From "The Martian Chronicles" by Ray Bradbury