262 



THE COMPLETE GRAZIER. 



be accounted as evidence of improvement presumably so, at all events. 

 It is true enough in respect to separators. Machines are now on the 

 market which, by hand-power only, and that not too strenuous, effectively 

 separate upwards of 100 gallons an hour, whilst power machines are 

 efficient up to and above 400 gallons an hour. Fig. 56 shows a machine 

 of the capacity of 50 to 100 gallons per hour. 



The sterilization of milk has become quite a considerable branch of 

 the dairy industry. Fig. 57 depicts the Simplex Sterilizer, introduced 

 by the Dairy Supply Co. of London. This apparatus is made in various 



Fig. 56 The Lister Separator. 



sizes, from a capacity of sterilizing 90 to 880 gallons of milk per hour, 

 while a form of different pattern deals with 50 to 1,200 gallons per hour. 

 For the sale of milk in bottles, to be kept for an indefinite period, as on 

 a voyage by sea for example, sterilization, of course, is essential ; but a 

 large quantity of milk is also sterilized or " pasteurized " for immediate 

 consumption, as a safeguard against infection from germs of disease 

 possibly contained in it. 



Dairy UTENSILS comprise pails, sieves, coolers, churns, creaming- 

 dishes, cheese-vats, ladders, presses, &c. ; all of which are so familiar 

 to every dairy-woman, that it would be only waste of time to describe 



