London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Bermondsey 1955
Annual report of the Medical Officer of Health for the year 1955
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37
ICE CREAM
91 samples of ice cream have been examined, with the
following results: —
1. Bacterial Count.
| Up to 500 per 1 c.c. | 37 |
| Over 500 to 1,000 per c.c. | 9 |
| Over 1,000 to 5,000 per 1 c.c. | 17 |
| Over 5,000 to 10,000 per 1 c.c. | 2 |
| Over 10,000 to 50,000 per 1 c.c. | 13 |
| Over 50,000 to 100,000 per 1 c.c. | 3 |
| Over 100.000 to 200,000 per 1 c.c. | 4 |
| Over 200,000 to 400,000 per 1 c.c. | 3 |
| Over 400,000 to 600,000 per 1 c.c. | 1 |
| Over 600,000 to 1,000,000 per 1 c.c. | – |
| Over 1,000,000 per 1 c.c. | 2 |
| 91 |
2. Presence of B. Coli.
| B. Coli present in 1 c.c. and 1 10th c.c. and 1 100 th c.c. | – |
| B. Coli present in 1 c.c. and 1 10th c.c. | 1 |
| B. Coli present in 1 c.c. | – |
| B. Coli absent in 1 c.c., 1 10th c.c. and 1 100 th c.c. | 90 |
| 91 |
3. Methylene Blue Grading.
| Grade 1 | 32 |
| 2 | 23 |
| 3 | 5 |
| 4 | 19 |
| Not graded | 12 |
| 91 |
4. CHEMICAL ANALYSIS.
Fifteen samples of ice cream were submitted for chemical
analysis under the Food Standards (Ice Cream) Order, 1951. All
samples were satisfactory.