Answer:
Die without me, never thank me. Walk right through me, never feel me. What am I?
A necessity to some, a treasure to many, I'm best enjoyed among pleasant company. Some like me hot, some like me cold. Some prefer mild, some like me bold. What am I?
I am a word. I become longer when the third letter is removed. What am I?
I hold two meanings. With one I may be broken, with the other I hold on. What am I?
People buy me to eat but never eat me. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.