10 THE CAUSATION OF DISEASE. 



H 

 H-C-H 



I I 



H — C-H H — C — H 



H — C — H H — C — OH ** V 



H-C-H H-C-H H-C-C-C-H 



H-C-H H-C-H H C H 



I I 



H H 



OH 



Primary Secondary Tertiary alcohol, 



alcohol. alcohol. 



Not only have the constituent elements of a planetary and of a 

 molecular system a definite relation to one another, but each of 

 these smaller systems forms part of a larger system, for each 

 planetary system stands in definite relations to other celestial 

 groups, and each molecular system is definitely related to the 

 surrounding molecules. 



