MEASUREMENT OF ENERGY VALUES 



23 



In the case of carbohydrates and fats the end-products are 

 those of complete oxidation, but in the case of proteins, the 

 final results of metabolism are not substances of the lowest 



FlO. 2. Berthelot-Mahlet Bomb Calorimeter. 

 A. Bomb or autoclave (see Fig. 3). 

 H. Insulating vessel. 



G. Manometer on stand with unions to fix to oxygen cylinder and to bomb (at S t Fig. 3). 

 D. A steel mould for making pellets from the material to be burned. 



energy content, i.e. protein is not completely oxidised. Further, 

 these protein end-products are eliminated in solution, and this 

 requires some correction. Finally, to obtain the correct content 



