Many of you must have traveled by plane. So many of you would want to travel by plane. Generally, people are not able to travel on the plan because its tickets are a bit expensive. Some people Can never go on a plane. In such a situation, the question must be coming in the minds of people that why are there thousands of airplanes in the air? Flies at a height of feet. But despite this, toilet is used very easily in the plane, what is the reason behind this?…
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