Question

why does aeroplanes fly through the lower levels of the stratosphere ?​

Answer 1

Answer:

aeroplane flies through the lower level of stratosphere because aeroplane have the glass on its window no which control the atmospheric level when it goes up when it goes more up In air like it crosses stratosphere the capacity of glasses will break down and the passengers sit on the the aeroplane will injured or they will die

Answer 2

because they have class on their windows