192 SITFAST. 



or blue vitriol (very finely powdered), must, 

 be occasionally sprinkled over the excres- 

 cence, but not with the usual hand of indis- 

 cretion, otherwise your corrosive in that case 

 becomes a caustic ; a callosity is conse- 

 quently occasioned, and your imprudent and 

 misapplied remedy becomes worse than the 

 disease. 



A SITFAST 



Is the inteo'ument or hide of a horse be- 

 come entireiv callous or insensible, after the 

 tumour called a warble is repelled and 

 taken up into the circulation, or has tran- 

 spired in a natural evacuation or circular 

 oozing, surroundiiig the callosity termed a 

 SITFAST.- In some little time the hair comes 

 off, and it bears the appearance of a foreign 

 solid substance, fixed in the centre of what 

 seems to be a superficial wound. For this 

 simple and very trifling complaint there is 

 but one certain and expeditious cure. All 

 applications to soften the eschar will prove 

 of no utility ;, A'carj^ca//o7Z5 will be tedious, 

 and often ineffectual ; to prevent, therefore, a 

 loss of time by such fruitless attempts, let it 



