Lavatory is one of the most essential systems in an airplane cabin interior. The aircraft lavatory must endure high abrasion and swiftness without spattering a drop, be robust, minimalize usage of water to make plane lighter for accomplishing enhanced fuel efficiency, and have the ability to endureregular usage by the passengers. The design of the lavatory differs from airlines to airlines and aircraft to aircraft relying up on their necessities. Lavatory system manufacturers have progressively upgraded its design, shrinking the lavatory size and making it lightweight using advanced materials without forfeiting comfort of passengers. They have also enhanced the toilet system from previous reusable, recirculating to vacuum toilet over a period of time and are now improving the current vacuum toilet to compact vacuum toilet with greater performance. The global competition is aggressive in the aerospace lavatory market with various companies encompassing their offerings in this market....