Talk:Bloodbending/@comment-812030-20120624201751/@comment-1216259-20120625040401

http://chemistry.about.com/cs/5/f/blbloodcomp.htm

Boom! Blood is 55% plasma, 92% of which is water. The rest is cellular material. I suppose you could argue that most of THAT is water, but I don't have any quantifiable figures on that.

So, I just say, "Blood is about 50% (free) water."