Pretty sure it's not possible. I think it actually chemically reacts, which is what neutralizes the smell. So in order to "clean" it you would need to chemical re-activate it. I think that would be more work then it is worth.
JaySin Reviewed by JaySin on . Is it possible to clean used activated carbon I was wondering if it was possible to "wash" old or used activated carbon in a solution to clean it, so that it can be reused again? Thanks :) Rating: 5