ANATOMY, PHYSIOLOGY, &C. 265 



Corpulence. 



Animal fat is oil concreted by a peculiar acid, 

 named the sebacic, and is concrete in proportion to 

 the predominance of the acid.* 



Fat meat, butter, oil, and more especially spiritu- 

 ous liquors, are hydrogenous foods ; acids of all sorts 

 are, of course, oxygenous foods. 



Consumption. 



Tabes maxime contingunt ab anno decimo-octavo 

 ad trigintum-quintum. 



Consumptions generally take place between the 

 eighteenth and thirty-fifth year. 



Small-Pox. 



More persons have died of the small-pox, since 

 the introduction of inoculation, than before that pe- 

 riod. In Great Britain, about 45,000, or 95 in the 

 thousand. 



Vaccination. 



On the 14th May, 1796, Dr. Edward Jenner, of 

 Berkley, near Gloucester, first applied to the arm of 

 a healthy boy of eight years, the morbid fluid se- 

 creted by a sore on the hand of a dairy-maid, who 

 had contracted cow-pock from the udders of her 

 master's cows. 



In most parts of the continent of Europe, vaccina- 

 tion has been ordered by the governments, no one 

 who has not undergone either the cow or small-pox 

 being allowed either to be confirmed, placed at 

 school, apprenticed, or married. 



Mortality. 



The rate of mortality since the time of Boerhaave 

 has decreased nearly one-third, referrible to the more 



* Cannot some method of neutralizing this acid be discovered ? 



