Answer:
What is eaten but can also eat?
Deep, deep, do they go. Spreading out as they go. Never needing any air. They are sometimes as fine as hair.
I can be cracked made told and played. What am I?
I am an instrument capable of making numerous sound but cannot be touched or seen.
I am not alive but I grow I don't have lungs but I need air I don't have a mouth but water kills 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?