Experiment No. 7 
Pint mixed market milk. 
Bottle immersed in water 3 inches, 4 inches out. 
Partial cream line. 
! Water 
' temper- 
, ature. 
i 
Milk temperature. 
Time. 
Colonies 
per loop 
in agar. 
Remarks. 
Top. 
Bottom. 
°C. 
°C. 
°a 
ifinutes. 
! 26 
16 
17 
2,000 
30 
19 
20 
1 
40 
20 
21 
2 
i ^ 
22 
22.5 
! 60 
27 
25.5 
, 1,000 . 
1 TO 
33 
30 
: 80 
40 
36 
7f 
! 88 
9 
Simmering. 
1 
! • 90 
49 
43.5 
9i 
i 
1 i 
1 
51 
101 
Boiling. 
60 
53 
Hi 
i 1,000 
i 
63 
55 
Hi 
350 
1 
66 
57. 5 
12 
60 
TO 
64 
3i 
9 
75 
: ”0 
14f 
5 
Some scum. | 
i 
78 
i 75 
16 
2 ' 
Scum. j 
Experiment No. S. 
Pint mixed market milk. 
Bottle immersed in water 5 inches, 2 inches out. 
Cream line; mixed a little, not much, with pipette. 
Water 
temper- 
ature. 
Milk temperature. 
Time. 
Colonies 
per loop 
in agar. 
Remarks. 
Top. 
Bottom. 
°C. 
°C. 
°C. 
Minutes. 
25 
19 
14.5 
215 
40 
23 
22 
3 
50 
28 
28 
6i 
^ 1 
230 
60 
32 
35. 5 
8i 
70 
40 
43 
lOi 
80 1 
49 
52.5 
13 
83 
52 
56 
14 
1 
86 
55 
59.5 
15 
2,000 
91 
60 
55 
16i 
2,100 
94 
63 
68.5 
17 
(«) 
95 
66 
71 
17i 
(a) 
97 
68 
72.5 
18 
Water boiling. 
100 
69 
75 
19 
(a) ! 
Scum 
100 
72 
78 
19i 
410 : 
100 
74 
80 
20 
Do. 
» Lost. 
