What is the lower part of the stratosphere made of

The whole stratosphere is made of air ... the same mixture of
gases that most people down here breathe most of the time.

Although this may be the opposite of what you think i will say it anyway. you were brought into this world for a reason and you still have soo much ahead of you. not everybody has an opportunity of living a great life, but it doesn’t give you a reason to end everything. somebody in the world loves you, and imagine what you would do to them if you left forever.