leach out of

leach out of

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

leach out of something

[for a substance] to seep or drain out of something. All the nutrients leached out of the soil and nothing would grow. The phosphorus leached out of the soil after a few years.
See also: leach, of, out
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.