94 



BUTTER-MAKING. 



very general. If composite samples are not kept, and the 

 testing of each patron's milk is done every day, the dipper 

 method of sampling answers the purpose. If thick cream is 

 being delivered, the dipper may be found to work better than 

 the sampling-tube, as the cream in some cases may be so viscous 

 that it will adhere to the sides and ends of the tube, and in 

 that way prevent the cream from entering. The sampling- 

 tube may also retain some of the thick cream on the inside 

 and if not rinsed out properly each time, the adhering cream 



FIG. 54. Delivering milk in Santiago. (Farmers' Bulletin ) 



is likely to interfere with getting a fair sample of the succeeding 

 lot. If the sampling-tube is rinsed in hot water each time, this 

 probable mistake will be obviated. 



Sampling-tube. At creameries where milk is received, 

 the sampling-tube, or milk-thief, gives the best results and 

 satisfaction. It is very difficult in practice to get a propor- 

 tionate sample with a dipper, from day to day. To illustrate: 

 A patron who delivers 200 pounds of milk testing 3^ fat one 

 day may on another day deliver 100 pounds of milk testing 

 5% fat. If a dipperful is taken from each for a composite 



