Consuming the Inedible: Neglected Dimensions of Food Choice - C. J. K. Henry - Google Books

https://books.google.de/books?id=GtANKPDoLhAC&pg=PA89%E2%80%9398&dq=Geophagie#v=onepage

Everyday, millions of people eat earth, clay, nasal mucus, and similar substances. Yet food practices like these are strikingly understudied in a sustained, interdisciplinary manner. This book aims to correct this neglect. Contributors, utilizing…