| abstract |
PROBLEM TO BE SOLVED: To remove uranium and plutonium from water and soil contaminated with uranium and plutonium, which have not been established, using lichen and its metabolites and synthetic metabolites. , Methods that contribute to environmental conservation. SOLUTION: Uranium and plutonium in contaminated water or soil are brought into contact with lichen and its metabolites and synthetic metabolites and recovered. Also, lichen and its metabolites and synthetic metabolites are incinerated or contacted with an acidic solution such as phosphoric acid to separate uranium and plutonium. |