Abstract: Provided is a mobile toilet that can be used well. A mobile toilet includes a trailer, a toilet bowl disposed in a cargo box of the trailer, a drain tank disposed in the cargo box and storing sewage discharged from the toilet bowl, a drain passage communicating between the toilet bowl and the drain tank, and a second conveyance device provided in the middle of the drain passage. The toilet bowl has a drain trap communicating with an upstream end of the drain passage, and the drain passage passes a position higher than a sealing water level of the drain trap, and has a spout space provided in a position higher than the sealing water level of the drain trap.

Abstract: Devices facilitating recovery of polymers are disclosed. A crushing device (25) includes a housing (13) into which a paper diaper (D) containing polymers (P) in a water-absorbed state is thrown, and a crushing member (28) that is accommodated in the housing (13) and crushes the paper diaper (D). A moving speed of the crushing member (28) is 0.1 m/s or less.

Abstract: Provided is a toilet device that obtains a more detailed estimation result of a health condition. A toilet device (1) includes a toilet body (10) that includes a toilet bowl part (11), a camera (20) that photographs feces discharged and falling into the toilet bowl part (11) in time series and acquires a plurality of still images of the feces, and a fecal properties estimation part (30) that estimates a change in property of the feces from the plurality of still images acquired by the camera (20). The toilet device (1) estimates the change ire the property of the feces from the still images of the feces photographed in time series by the camera (20). Therefore, it is possible to obtain more detailed information on a user's health condition, in particular, the health condition of a digestive system (an intestinal environment).