CLOTHING 751 



melted and allowed to stand in the incubator at 37 C. for some 

 days, and the sediment inoculated. As this involves the multi- 

 plication of septic organisms, it is preferable to centrifuge the 

 melted butter, keeping it melted during the process, and to 

 inoculate the sediment immediately. 



Clothing, etc. Attempts have been made to examine clothing, 

 bedding, flock, etc., by bacteriological methods for filth con- 

 tamination, but without much success. 



