92 CHEMICAL ACTION. 



Q. Why are the Esquimeaux so passionately 

 fond of TRAIN OIL and WHALE BLUBBER ? 



A. Oil and blubber contain a very 

 large amount of hydrogen, which is 

 exceedingly combustible ; and as these 

 people live in climates of intense cold, 

 the heat of their bodies is increased by 

 the greasy nature of their food. 



Q. Why do we feel a dislike to strong meat 

 and greasy foods in very hot weather ? 



A. Strong meat and grease contain 

 so much hydrogen, that they would 

 make us intensely hot ; and therefore we 

 refuse them in hot weather. 



Q. Why do we like fruits and vegetables so 

 very much in hot weather ? 



A. Fruits and vegetables contain less 

 carbon than meat, and therefore produce 

 less blood: instead of blood, they combine 

 into water as they are digested, and keep 

 the body cool. 



Q. Why do people say that FEUITS and 



VEGETABLES COOL the BLOOD ? 



A. 1st Because they deprive the 

 blood of carbon, which is the chief cause 

 of animal heat : and 



