Farming acid once human is a process of extracting acid from human remains. This can be done by boiling the remains in water or by using a chemical process. The resulting acid can be used for a variety of purposes, including making fertilizer, tanning leather, and manufacturing chemicals.
Farming acid once human has been practiced for centuries, and it is still used in some parts of the world today. However, the practice is controversial, and there are ethical concerns about using human remains for this purpose. Some people also believe that farming acid once human is harmful to the environment.