leach away

(redirected from leach out)

leach away

1. To become dissolved, eroded, or carried away, by or as by some percolating liquid. Nutrients in the soil have continued leaching away as the groundwater become more acidic. The calcium in the sandstone leached away over time as water levels rose.
2. To dissolve, erode, or carry something away due to percolation. In this usage, a noun or pronoun can be used between "leach" and "away." Increasingly acidic water has been leaching away important minerals from the land. Over time, the saltwater leached the limestone away all along the coastline.
See also: away, leach

leach something away (from something)

 and leach something out (of something); leach something out; leach something away
to remove something from something by leaching. The heavy rains leached nutrients away from the soil. The rains leached away the nutrients.
See also: away, leach

leach away

[for something] to erode or wash away gradually by leaching. The soft sandstone leached away under the constant rains. The flowerpots sat out in the rain, where all the nutrients in the soil leached away.
See also: away, leach
References in periodicals archive ?
So far, the FDA and representatives from the plastics industry have resisted these requests, arguing compounds like bisphenol A do not leach out of plastic containers at high-enough levels to pose any health threat.
Hexavalent chromium from CCA is sometimes released to the environment, however; if during the pressure-treating process the hexavalent chromium isn't fixed completely and converted to the more benign trivalent form, it can leach out of the wood in its original form.
However, the solvent degrades HDPE, helping pesticides enter and leach out of the plastic.
Acidic foods like tomatoes can cause copper to leach out of the pot and into your spaghetti sauce or whatever.
More elutions provided little additional information, and fewer gave no indication whether a given parameter was likely to leach out at the same rate over a long period of time or drop off markedly upon further leaching.
Once plastic has been heated, BPA can continue to leach out. For instance, when a plastic-lined can was washed out and refilled with water, that water soon picked up measurable quantities of BPA, Olea's team reports.