leach

But the chemicals take a long time to break down and have lingered in the environment, particularly in landfill, where they can leach into waterways and then into the sea.

From BBC ● Aug. 10, 2026

Coal mines often leach dangerous chemicals like arsenic into waterways and are required to strictly monitor pollution discharge and keep it under certain limits.

From Salon ● Jun. 10, 2026

When old records make it to a landfill, they’re not only likely to outlive the site, but can also leach plasticizers, a Keele University report found.

From Los Angeles Times ● Jun. 5, 2026

They need acid to leach metal from copper-oxide ore.

From The Wall Street Journal ● Apr. 16, 2026

She held him like that, willing him to leach warmth from her, willing his body to learn from the rhythm of her heartbeat, the steadiness of her breath.

From "Breadcrumbs" by Anne Ursu

High in phosphorus, it can become a problem when excess nutrients from animal manure leaches into rivers and groundwater.

From BBC ● Nov. 9, 2025

Sometimes, the chemical “sauce” leaches out of plastic, a process that, research has shown, can be toxic.

From Slate ● May 28, 2025

Namely, local bull trout populations are struggling because the pond leaches groundwater away from Gold Creek itself.

From Seattle Times ● May 21, 2024

But in some places, fluoride leaches from rocks into the groundwater.

From Salon ● May 7, 2024

If that fog leaches out of the jungle, or the monkeys return.

From "Catching Fire" by Suzanne Collins

The material is then leached into a wine‑red liquid, filtered, evaporated and finally transformed into a fine white powder -- lithium.

From Barron's ● Feb. 18, 2026

A carbon water filter can also reduce potential exposure to chemicals and pesticides that may have leached into your water.

From The Wall Street Journal ● Oct. 31, 2025

The research team demonstrated in a study published last year, that chemicals were leached from microplastics into human sweat.

From Science Daily ● Apr. 19, 2024

The smell of incense — a combination of frankincense and myrrh — leached from every corner of the space, creating a somewhat soporific effect.

From Salon ● Mar. 31, 2024

Rainfall, drumming down day in and day out, pounds the top few inches of earth into slurry from which nutrients are easily leached and which itself easily washes away.

From "1491" by Charles C. Mann

The chemical is essential in the leaching process of copper, which involves extracting the metal from copper ore.

From MarketWatch ● May 12, 2026

Plastic cigarette filters are the world's most littered item, leaching toxic chemicals into the environment and breaking down into microplastics -- while doing very little for the smoker, the secretariat said.

From Barron's ● Nov. 14, 2025

That makes them significantly better at leaching copper from ore than conventional methods using acids, which often only capture up to half of the metal contained in the rock, she said.

From The Wall Street Journal ● Nov. 12, 2025

This unusual imbalance suggested that liquid water had once seeped through the rocks, effectively leaching lutetium out of them.

From Science Daily ● Oct. 16, 2025

His hair didn’t look quite so dark, as if the color was leaching out.

From "The Mark of Athena" by Rick Riordan