The invention relates to a method, composition and apparatus for stabilizing mercury and other heavy metals present in a particulate material such that the metals will not leach from the particulate material. The method generally involves the application of a metal reagent, a sulfur-containing compound, and the addition of oxygen to the particulate material, either through agitation, sparging or the addition of an oxygen-containing compound.
STATEMENT OF GOVERNMENT INTEREST
This invention was made with Government support under Contract No. DE-FG03-97-ER82722 awarded by the U.S. Department of Energy. The Government has certain rights in the invention.