The utility model discloses a but adsorbing peculiar smell's discarded object bucket, this discarded object bucket comprises enclosing cover, absorption unit, inner cup, staving. Be equipped with the buckle on the lid of absorption unit, with the card slot well -matched on the enclosing cover, be convenient for adsorb the installation of unit, fixed and change, the container that adsorbs the unit reaches the bottom all around and is equipped with the bleeder vent, do benefit to through the entering of the peculiar smell behind the inner cup, then the adsorbent of being adorned in the container adsorbs. The utility model is not only simple in structure, adsorbing the unit and being convenient for change, the cost of manufacture is low moreover, does benefit to the popularization. In addition, still can there be corresponding lectotype, the further adsorption effect who improves the peculiar smell to the adsorbent according to the chemical property of peculiar smell in the discarded object bucket to reach protection the experimenter's health and safety's mesh.