oxidize

“The presence of ferrihydrite tells us something specific about Mars' past environment,” Valentinas said, describing the cold and pH neutral waters that must have existed to oxidize the soil.

From Salon ● Mar. 1, 2025

These, Borduas-Dedekind explains, oxidize in the air, forming larger molecules that can easily absorb water and form clouds.

From National Geographic ● Feb. 16, 2024

Even more intriguing beyond this NIR-II luminescence from a molecular manganese system is the observation that after photoexcitation the "molecular Braunstein" can oxidize various organic substrates.

From Science Daily ● Feb. 9, 2024

Over time, the shiny brass exterior will oxidize, giving the pencil holder a vintage, worn-in feel.

From Los Angeles Times ● Nov. 1, 2023

Perhaps there is an exotic inorganic chemistry in the Martian soil that is able by itself, in the absence of Martian microbes, to oxidize foodstuffs.

From "Cosmos" by Carl Sagan

When olive oil is exposed to fluctuations in temperature, light and air, which oxidizes the oil to its detriment, its quality diminishes.

From Salon ● Jan. 19, 2025

"The reason tantalum oxidizes is that you have to handle it in air and the oxygen in air will react with the surface," Liu explained.

From Science Daily ● Feb. 5, 2024

Food is an organic compound: it congeals, runs, discolors and oxidizes over time and because of the conditions in the kitchen you’re shooting in.

From Los Angeles Times ● Jun. 9, 2023

A green, fuzzy coating grows on it as its surface oxidizes.

From Science Magazine ● Apr. 20, 2023

"Over time, it partly oxidizes, which keeps providing sites for nutrients to bind to."

From "1491" by Charles C. Mann

They don’t have coffee, but they do have Jeju Island–grown “Regenerative Organic-Certified” black tea oxidized as matcha.

From Slate ● May 8, 2026

“I was talking about stale, oxidized matcha powder, but I completely get that it came off a very wrong way. I chose the wrong words and I really apologize for that.”

From Salon ● May 17, 2025

She also suggested the Republic of Tea’s Darjeeling Black Full Leaf Tea, which “is less oxidized than most black teas, so you're going to get more fruity flavors and more floral flavors,” Ziata explained.

From Salon ● Apr. 18, 2025

The result: desktop-worthy close-ups of virus-sized crystals, more than a thousand times finer than a human hair, as they get oxidized and dissolve into the acidic liquid around them.

From Science Daily ● Apr. 11, 2024

While many of the clocks are wood, this one is predominantly dark, oxidized metal.

From "The Night Circus" by Erin Morgenstern

Traditionally, Baeyer-Villiger oxidation often requires highly reactive oxidizing chemicals, including peroxyacids.

From Science Daily ● Oct. 12, 2026

At an Alaskan research station she inhales the scent of oxidizing permafrost: “Pleistocene-aged grass, mammoth bones, and thousands and thousands of years of microbial cells.”

From The Wall Street Journal ● Oct. 9, 2026

And a 2016 US government study found perchlorate, an oxidizing agent used in fireworks, had made its way into groundwater and surface water around Mount Rushmore National Memorial, which holds annual July 4 shows.

From Barron's ● Jul. 2, 2026

Highly reducing or oxidizing photocatalysts are a fundamental challenge in photochemistry.

From Science Daily ● Feb. 9, 2024

The transition to an oxidizing atmosphere posed a supreme crisis in the history of life, and a great many organisms, unable to cope with oxygen, perished.

From "Cosmos" by Carl Sagan