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 purchase brings to a close an effort, stretching back to the Biden administration, to secure critical cobalt supplies in the Democratic Republic of Congo.

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

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

The group’s goal is to help the U.S. and allied nations secure sources and supply chains for critical minerals such as lithium, cobalt, nickel, graphite, manganese, uranium and copper.

From The Wall Street Journal • Mar. 16, 2026

He is covered with Parisian soot and grime, overlaid with splatters and spatters of paint: ochre, brick red, orange, lemon chrome, cobalt blue, green, black, zinc white.

From "Vincent and Theo: The Van Gogh Brothers" by Deborah Heiligman