The author Theodor Wächter describes the purity regulations in ancient Greece in this volume. He presents the general purity rules, such as those for entering a sanctuary, during sacred rituals, the requirements for wearing pure clothing, the regulations concerning childbirth, illness, the prohibitions against sacrificing animals or consuming their flesh, eating eggs, the contaminations caused by plants and metals, and much more.

Reprint of the original edition from 1910.