Search

Written by A. W. Duncan 343l6o


A. W. Duncan 1z3r4j

We may define a food to be any substance which will repair the functional waste of the body, increase its growth, or maintain the heat, muscular, and nervous energy. In its most comprehensive sense, the oxygen of the air is a food; as although it is itted by the lungs, it es into the blood, and there re-acts upon the other food which has pas.. mb1b