24 THE BACTERIAL TEST 
country village and town, because methods have 
been made so simple and have been so standard- 
ized that the work can be performed by any 
intelligent person after a few weeks’ training. 
The cost of the laboratory apparatus sufficient 
to test for bacteria 100 samples of milk daily 
need not be more than $250. 
THE BACTERIAL TESTING LABORATORY 
The laboratory equipment can be simple and 
cheap. It is mostly glassware. By properly ar- 
ranging the work, a large number of samples 
can be tested at one time. 
