leach away

(redirected from leach out)

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 ?
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.
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.
This relatively poor percolation will undoubtedly extend the time needed to completely leach out the heap.