Answer:
You find me behind the stars; or in a sixth seventh or third. It takes something round a computer and me to make pie. I am bigger than anything you can think of.
Who keeps the ocean clean?
What has many keys but can't open a single lock?
I look at you you look at me I raise my right you raise your left.
Keep doing me to avoid lens dryness
What never gets any wetter no matter how hard it rains?