Leach

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Related to leaches: Medicinal leeches

Leach

Bernard (Howell). 1887--1979, British potter, born in Hong Kong
References in periodicals archive ?
Further complicating the risk evaluation, EPA's study of some 1,000 samples of pressure-treated lumber revealed that CCA leaches from weathered wood at widely varying rates.
The county's move could make it tough for the Leaches to hold big races at the venue.
And lastly we're finding that arsenic leaches out of CCA-treated wood into the environment at levels that are higher than most people realize and are resulting in contamination of the soil under decks.
Recently, successful operation of heap leaches in northern Ontario and at high elevation sites in the western United States indicates that--with appropriate design for climate and hydrology--the technique is available for use when suitable ore reserves are identified in areas which are subject to extended periods of subfreezing ambient temperature.