Why can’t you use the bathroom before takeoff? Air travel has its own strict rules. “Keep your window shades open, tray tables put away, seat in the upright position. And don’t go to the bathroom before takeoff!” Speaking about that last one, what’ll happen if you try?
Well, if you insist on using the bathroom before take-off, the plane is likely to stop moving altogether, and everyone on board will be waiting for you to finish your business. And such delays have very costly consequences: if a plane stops taxiing, it’ll lose its place in line and have to wait for others that are scheduled before it can take off! But what are the reasons for that?