Aircraft lavatory systems are self contained sanitation facilities installed on passenger aircraft Comprising a compact lavatory compartment it typically includes a toilet unit with a waste disposal system a sink for handwashing and amenities for hygiene maintenance These systems are designed to optimize space and functionality within the confines of an aircraft cabin ensuring passenger comfort and convenience during air travel Additionally aircraft lavatories may incorporate features for accessibility lighting ventilation and waste management to meet regulatory standards and enhance the overall in flight experience for passengers and crew alike