224 



THE SHALLOW DEPTH IN THE PAN 



hold six or eight quarts of milk at the depth of one 

 and a half inches. This shallowness greatly facilitates 



b 



the rapid separation of the cream, especially at a tem- 

 perature somewhat elevated. A. strainer is shown in 

 Pig. 75, pierced with holes, the centre half an inch 

 lower than the rim, to which hooks are fixed to hold 

 it to the top of the pan. On this a coarse linen cloth 



Fig. 75. 



Fig. 76. 



is laid, the milk being strained through both the cloth 

 and the strainer, thus serving to separate all foreign 

 substances in a thorough manner. 



In the bottom of the milk-pan, near one end, is an 

 opening, a, through which the milk is drawn, after the 

 cream is all risen or separated from it, by raising a 

 brass pin, b. The opening is lined with brass, and is 

 three fourths of an inch in diameter. Fig. 76 represents 

 the tin cylinder magnified. This is pierced, to the 

 height of an inch, with many small holes, diminishing in 

 size towards the top. The cream is all risen in twenty 



