ANTISEPTIC PREPARATION OF INSTRUMENTS, ETC. 13 



being taken to make it of sufficient strength. Any of those 

 mentioned in the previous paragraphs are suitable, the only 

 precautions necessary being taken in the cases of carbolic 

 acid, lysol, and creolin, which have an irritant effect on the 

 hands of some surgeons, especially when the solution is 

 concentrated. 



