ANALYSIS OF CHAFF OF OATS. 465 



ASH. 



Total sulphur, . . . 0.289 



Sand and silica, . . . .35.4 



Potash. ) 



Soda, | ' ... 29.0 



Lime, . . . .6.8 



Magnesia, . . . . .2.6 



Alumina, ..... 



Oxide of iron, . . . .0.8 



Oxide of manganese, .... 

 Chloride of potassium, ... 



Chloride of sodium, . . . .9.2 



Phosphoric acid, . . . . 



Sulphuric acid, . . . .16.2 



Carbonic acid, . . . . . 



100.0 



CHAFF OF OATS. 



Organic matter, . . . .83.1 



Ash, . 16.9 



ASH OF CHAFF. 



Sand and silica, . . .59.9 



Potash, ..... 13.1 



Soda, . . . .4.1 



Lime, ..... 8.7 



Magnesia, . . . . .2.6 



Oxide of iron, . . . . 1.4 



Chloride of sodium, . . . . 1.2 



Phosphoric acid, . . . . 6.3 



Sulphuric acid, . . . . 2.5 



Carbonic acid, . . 0.2 



100.0 



Besides porridge and brose, gruel and so wans are made with 

 oatmeal. Oatmeal in water is a safe drink for horses on a 

 journey, and amongst milk, makes a nourishing diet to calves. 

 Gruel may be made either from groats or from oatmeal. Oat- 

 flour was first introduced to public notice some years ago by 



2G 



