(A) Three-dimensional structure body which includes the multiple fibers, and (B) In the aforementioned structure storage and/or the powder body grain which is lockedBeing the device which is included, the device to which the aforementioned powder body grain includes the volatile chemical compound of 1 genera or more as the enclosure complex of the numerator enclosure medicine Making use of this device, the manner which makes volatile chemical compound discharge from the numerator enclosure complex And the device or the system in order to do this manner are offered.< Choice figure >It is not(a)複数の繊維を含む三次元構造体、および(b)前記構造体に収容および/または固定された粉体粒子を含むデバイスであって、前記粉体粒子が1種以上の揮発性化合物を分子封入剤との封入複合体として含むデバイス;このデバイスを用いて、揮発性化合物を分子封入複合体から放出させる方法;並びにこの方法を行うための装置もしくはシステムが提供される。【選択図】なし