Answer:
Always in you, sometimes on you. If I surround you, I can kill you. What am I?
From house to house I go, sometimes narrow, sometimes wide. Whether there's rain or snow, I always stay outside. What am I?
You throw away my outside, you cook my inside. Then you eat my outside and you throw away my inside. What am I?
You went into the woods and got me. You sat down to seek me. You brought me home because you couldn't find me.
I get dirty when wiping things clean. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.