59 
TESTING ANTISEPTICS— 
If the su])stance I)elongs to the Cresol group, prepare 1 per cent, 2 per cent, etc., 
solutions of the substance in a set of bouillon tubes. 
If the substance belongs to the metallic salts, make toVo* 250 , etc., 
solutions in a set of bouillon tubes. 
Inoculate with: 
a. Decomposing urine. 
h. Sewage, 
c. Garden earth. 
(L Typhoid. 
e. Pus cocci. 
/. Anthrax spores, etc. 
Groii; at favorulde temperature and record each day the appearance of gronih^ and make 
report on the following plan: 
Name of substance. — Strength of ' 
solution. — Temperature. ^ 
2. 
3. 
4. 
5. 
(i. 
t: j s. 
Sewage 1 — 
Garden earth — 
+ 
-f 
Decomposing urine ' -l- 
+ 
+ 


1 
— means no growth; + means growth. 
