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I could think of a few other human waste products that you could use on a daily basis - for several purposes. I would not use human ANYTHING to put on my face, or for that matter any other part of...

I think "maybe" refers to the possibility that this was actually implemented on a mass scale. Look here:

Testimony of Sigmund Mazur before the International Military Tribunal in Nurenberg in the...

Well, I hate to tell you this, but "someone already thought about it before you". The Nazis made soap as well as candles from human fat.

Look here:
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