An Italian pilot made a reconnaissance flight OTD in 1911 during the Italo-Turkish War, the first use of an airplane in combat https://toilet-guru.com/aircraft.html?s=mb #aviation #history
Toilets of the WorldAircraft Toilets — Toilets of the WorldLearn how airline toilets work, what the blue liquid is, why your ears pop when you flush, and where the waste goes. All this and more on the Toilets of the World.