| 摘要 |
<p>PROBLEM TO BE SOLVED: To effectively and cost-effectively elute and remove hazardous heavy metals included in a specific heavy metals-containing material by bringing a specific treating liquid into contact with this heavy metals-containing material into the treating liquid and makes the material disposable as it is or recycles the material as a fresh resource by utilizing the material as compost, etc., richly containing organic matter by fermentation. SOLUTION: This method for removing the heavy metals comprises the step of eluting the heavy metals included in the heavy metals-containing material by bringing the specific treating liquid into contact with the specific heavy metals-containing material or electrolyzing the heavy metals.</p> |
