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 1950
Report on the sanitary condition of the Borough of Bermondsey for the year 1950
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(46)
ICE CREAM.
133 samples of ice cream have been examined, with the following results:— 1. Bacterial Count.
| Up to 500 per 1 c.c | 14 |
| Over 500 to 1,000 per c.c. | 4 |
| Over 1,000 to 5,000 per 1 c.c | 17 |
| Over 5,000 to 10,000 per 1 c.c. | 8 |
| Over 10,000 to 50,000 per 1 c.c. | 26 |
| 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. | 1 |
| Over 1,000,000 per 1 c.c. | – |
| Over 2,000,000 per 1 c.c. | — |
| Over 3,000,000 per 1 c.c. | 1 |
| 82 |
2. Presence of B. Coli.
| B. Coli present in 1 c.c., 1 10th c.c. and 1 100th c.c. | 3 |
| B. Coli present in 1 c.c. and 1 10th c.c. | 5 |
| B. Coli present in 1 c.c. | 3 |
| B. Coli absent in 1 c.c., 1 10th c.c., and 1 100 th c.c. | 71 |
| 82 |
3. Methylene Blue Grading.
| Grade 1 | 44 |
| 2 | 16 |
| 3 | 6 |
| 4 | 16 |
| 82 |
4. CHEMICAL ANALYSIS. Ice Cream:
| Under 2½% Fat | 2 |
| Over 2½% to 5% Fat | 7 |
| Over 5% to 7½% Fat | 7 |
| Over 7½% to 10% Fat | 7 |
| Over 10% Fat | 17 |
| 40 |
Choc-Ices:
Fat 16.32% 20.84%
„ 17.54% 21.24% 27.04%
„ 17.68% 21.54%
„ 19.20% 24.52%
„ 20.04% 26.74%