224 HORSE AND CATTLE MEDICINES. 



Chalk. — (See Carbonate of Lime.) 



Chamomile. — The flours of anthemis nohlis. 



Use. — A very mild tonic, possibly too much so for the 

 horse, or cow. We have better ones, although, perhaps, 

 not so well known. 



Charcoal. — Occasionally given to cows, in chronic 

 diarrhoea. 



Dose. — Half an ounce to one ounce, given suspended 

 in gruel, of any kind. Externally, charcoal is very val- 

 uable, when applied to badly smelling wounds, and ulcers. 

 It immediately corrects the foetor, and rapidly disposes 

 them to heal. Charcoal and brewers' yeast, are good 

 cleansers of putrid sores, and ulcers, and are worthy of 

 more extended use. 



Chenopodium Anthelminticum. — Wormseed. — 

 An excellent remedy for worms in dogs, by dropping 

 from two to five drops of the oil in a little soup, or from 

 ten to twenty grains of the bruised seed, given for four 

 successive nights, and then followed by a dose of castor 

 oil. 



Chlorine Gas. — Chlorine gas is prepared by pouring 

 hydrochloric acid, on the black oxide of manganese, also 

 by heating sulphuric acid with common salt and the man- 

 ganese. 



Use. — This gas is a disinfectant; and for this purpose 

 it is made, and used as follows: Take an ounce or so, 

 (depending upon the size of the place to be disinfected,} of 

 black oxide of manganese, and hydrochloric acid, of suf- 

 ficient quantity, carry them to the place where they are 

 to be used, and pour the one into the other,^and close 

 the doors, having first removed all the animals out of the 

 place. A spirit lamp, placed under the bottom of the 



