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.

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

From Barron's • Mar. 28, 2026

Caught in the middle is American mining company KoBold Metals, which uses AI to scour for copper, lithium, nickel and cobalt.

From The Wall Street Journal • Mar. 28, 2026

Sulphur is used to make sulphuric acid, which is used for processing copper, cobalt and nickel and also for the extraction of lithium.

From BBC • Mar. 26, 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

Shadows bloomed across the walls and multiplied in the stairwells, and as the light died it got bluer, painting everything around me a deep-sea cobalt.

From "Hollow City" by Ransom Riggs