MARKET MILK 



169 



EFFECT OF STIRRING MILK ON RAPIDITY OF COOLING 



an effective check on the development of bacteria, and a cor- 

 responding improvement in the quality of the milk. The 

 same authors give the effect of frequency of stirring as follows : 



FREQUENCY OF STIRRING ON RAPIDITY OF COOLING, WHEN CANS ARE 

 SET IN ICE WATER, AT END OF ONE HOUR 



(Adapted from Ross and Mclnerney) 



