34 
DEPARTMENT BFLLETIX 975, U. S. DEPT. OF AGRICULTURE. 
Chart 46. O^e Polxd of Fat Salt Pobk. 
A pound of salt pork supplies about 2,835 calories of energy. 34 grams (about 
li ounces') of protein, 0.02 gram of calcium. 0.36 gram of phosphorus, and 5 
milligrams of iron. It would furnish, therefore. 81 per cent of the energy a 
man needs daily. 34 per cent of the protein. 3 per cent of the calcium. 28 per 
cent of the phosphorus, and 34 per cent of the iron. This is shown in the fol- 
lowing chart : 
ENERGY 
8n3m^m^mmm 
PROTEIN 
J4mmtm 
CALCIUM 
la 
FHOSFHORUS 
28fmmm 
IRON 
• H»9£ 
•t f V V f V 7 f t f 
Chaet 46. — Proportions of energy, protein, calcium, phosphorus, and iron needed per man 
per day furnished by 1 pound of fat salt pork. 
Chart 47. One Potnd of Chocolate. 
A pound of chocolate supplies about 2.765 calories of energy, 59 grams (about 
2 ounces) of protein. 0.04 gram of calcium, 2 grams of phosphorus, and 12 
milligrams of iron. It would furnish, therefore. 79 per cent of the energy a 
man needs daily, 59 per cent of the protein, 61 per cent of the calcium, 156 per 
cent (more than alii of the phosphorus, and 82 per cent of the iron. This is 
shown in the following: chart : 
ENERGY 1% 
PROTEIN m 
CALCIUM 6/1 
PHOSPHORUS IM 
IRON 82% 
if 20 3 a *o Se te 7e Se 9e ». 'ft >2o Jo /fo >■£> its 
Chart 4" 
-Proportions of energy, protein, calcium, phosphorus, and iron needed per man 
per day furnished by 1 pound of chocolate. 
