copper

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.

Implementing the updated rule would “reduce emissions of toxic metals, primarily lead and arsenic, by nearly 50 percent” at the country’s several copper smelters, the EPA concluded.

From Salon • May 10, 2026

They argued that complying with the rule governing copper smelters would cost hundreds of millions of dollars, while bringing minimal emissions reductions.

From Salon • May 10, 2026

Sulfuric acid is the most consumed chemical on the planet, produced by smelting and refining nonferrous metals, such as copper and nickel, or by burning sulfur, a byproduct of oil-and-gas processing.

From The Wall Street Journal • May 9, 2026

In March, Mayor Karen Bass announced a plan to repair and replace up to 60,000 streetlights by harnessing solar power technology, so they’d no longer be reliant on the copper wire that keeps getting stolen.

From Los Angeles Times • May 8, 2026

Yakov stopped me when I held out a coin, closing my fingers around the copper.

From "The City Beautiful" by Aden Polydoros