urine

Urine is normally acid, but there are certain diseases which render fluid neutral or alkaline.

He was famous for his eloquence and dialectical skill, and wrote a book on "Urine" which is referred to by Theophilus.

Urine was passed per urethram, and also escaped by both wounds.

Urine had clots in it and symptoms resembled those in the first case.

Urine is a certain and not deceitful messenger of the health or infirmity of man.