OTHER IMPORTANT FACTS ABOUT AIR 141 



shall be well or under done, seasoned little or much, 

 each has a definite choice. Surely the left-over scraps 

 from a former meal would not please many, unless 

 they were prepared again in an appetizing and whole- 

 some manner. We certainly ought to be even more 

 particular about our air supply. Surely we should 

 not take into our bodies air that we or others have 

 breathed out, if it has not had a chance to purify 

 itself by mixing with pure free air. There is good 

 reason for being more particular about taxing our 

 breathing organs and blood with air that is too warm 

 than about burning our mouths with food that is too 

 hot. Nor can any one deny that we should be as 

 careful about breathing air with insufficient moisture 

 as we are about eating food that is too dry. 



Unfortunately our senses do not warn us of bad air 

 conditions as readily as they do of the unsatisfactory 

 state of our food. Safety from injurious effects of 

 unfit air lies chiefly in the early forming of correct 

 ideas and habits concerning this precious material. 

 Whether our lives shall be blessed with long-continued 

 health, strength, activity, and happiness depends 

 largely upon the formation of such ideas and habits 

 now. 



Have we been careless in regard to this most bene- 

 ficial gift of the Creator? Then we cannot start too 

 soon to have the air we breathe clean and pure, 

 without too much heat or insufficient moisture. Have 

 we been spending needless time indoors? Then we 



