Method of improving the quality of leachate from sanitary landfills

摘要: Waste material is treated by mixing it with an aqueous solution of alkali metal silicate and a setting agent containing polyvalent ions to cause the chemically react each other convert mixture into consolidated physically stable earth-like substantially insoluble in water its pollutants entrapped. Landfill waste are disposed contact on land be filled such relation that leachate from landfill will trickle down through material.