Answer:
An open ended barrel, it is shaped like a hive. It is filled with the flesh, and the flesh is alive!
Die without me, never thank me. Walk right through me, never feel me. Always watching, never speaking. Always lurking, never seen.
Iron roof, glass walls, burns and burns and never falls.
Held firmly in the hands, like a sword it cuts deep. Bloodless strokes, all, then forward we leap.
Sometimes black, sometimes white, I have veins but no blood
What is the middle of water but is not an island?