Answer:
I am lighter than the material I am made of. You see parts of me but more of me is hidden underneath.
I stink up your breath and fights evil vampires
Drop me and the world will shatter. You can always find me where you empty your bladder. What am I?
I am a mother from a family of eight. I spin around all day despite my weight. Had a ninth sibling before founding out it was fake. What am I?
Die without me, never thank me. Walk right through me, never feel me. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?