SCOPE :-
In todays morden world many products are classified as hazardous waste when they are disposed at the end of their useful life. These products contain materials that are corrosive, flammable, reactive or toxic
During the procedure of stacking or treating the solid waste with toxicity characteristic, with leaching in the water, the toxic substances in the solid waste will migrate and transform to pollute the environment. The Toxicity Characteristic Leaching Procedure is the wild or lab simulation of this natural process.