Answer:
I fly forever Rest never.
A thousand wheels but move I do not. Call me what I am call me a lot.
I stay where I am when I go off. What am I?
I can be driven but have no wheels. I can be sliced but still remains whole
I am a busy worker who is a water mammal.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?