<unk> , short for<unk> , in general is the removal of toxic substances from the body. It is one of the major functions of the liver, lower gastrointestinal tract and kidneys, but can also be achieved artificially by techniques such as dialysis and (in a very limited number of cases) chelation therapy.
Detoxification
Sterilization 
Halogenation
Deodorant
Bioremediation
Transmetalation
Organocatalysis
Induction heating