SUMMARY AND REVIEW. 
number of minims in a dram, and you will have 
the quantity to be used in drams. 
Example .—To make one pint (OI) of a five 
per cent solution: 
7680 X *05 =384.00-^60=6.40, or about six 
and a quarter (6 1-4) drams of the drug to each 
pint of water. 
For a two per cent solution proceed as before: 
7680 X .02=153.60-^60=2.56, or about two 
and a half (2^) drams to each pint of water. 
SUMMARY OF CHAPTER VII. 
Carbolic Acid Solution—its value as a disin¬ 
fectant. Its preparation and uses. Its uncer¬ 
tainty in destroying spores. 
Bichloride of Mercury Solution—preparation 
and uses. Its power to precipitate albuminous 
deposits. 
Use and care of Peroxide of Hydrogen. 
Safe method of disinfecting excreta. The prep¬ 
aration of lime for such purposes. 
Lysol and Creolin as safe antiseptics. 
Advantages and disadvantages of Potassium 
Permanganate as a disinfectant. Oxalic Acid 
in comparison. 
Value of Normal Salt Solution. Its prepara¬ 
tion, when and how used. 
How Formalin may be as effective as bichlo¬ 
ride of mercury, or carbolic acid. 
Boracic Acid, mild, non-irritating, much used 
for the purpose of irrigation. 
American Standard and Thiersch's Solution— 
their composition and uses. 
Balsam of Peru combined with an oil one of 
the best dressings for burns. 
93 
