| abstract |
Inntoday's commercial aircraft use vacuum toilet systems,nwhere to supportncleaning the toilet bowlnFresh water sprayednbecomes. To save fresh water is according to one embodimentnGray water from the hand basin to the present inventionnodorless clear water purified and used for toilet flushing.nCargo space drainage takes place vianDrainage valves embedded in the fuselage or alternatively by suctionnin a wastewater tank. As a result, the entrained amount of fresh water considerablynbe reduced. Furthermore, no drainpipe is required anymore,nwhereby the air resistance decreases. |