Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Chingford]
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34.
BACTERIOLOGICAL EXAMINATIONS
The Counties Public Health Laboratories, 66 Victoria Street, London,
S.W.1., undertake bacteriological examinations for the Council through
the. Essex County Council Bacteriological Laboratory Service,
During the year thirty-three samples of ice cream, as set out below, 6 samples of water from the swimming pool and 4 samples of milk weresubmitted to the Laboratory.
Ice Cream | |||||
---|---|---|---|---|---|
Grade 1 | Grade 11 | ||||
32 | 1 | ||||
No. | Type | Colonies per ml, on Agar @ 37°C in 48 hours | Coli form Test 3 tubes | Bact, Coli 3 tubes | Ministry Grade |
1. | Rainbow Bar | 600 | 0/3 | 0/3 | 1 |
2. | Velvet Lady Supreme Butter Ice Cream Bar | 200 | 0/3 | 0/3 | 1 |
3. | Strawberry & Vanilla Bar | 300 | 0/3 | 0/3 | 1 |
4. | Vanilla Big Bar. | 800 | 0/3 | 0/3 | 1 |
5. | Gala Choc, Ice Milk Bar | 100 | 0/3 | 0/3 | 1 |
6. | Vanilla Bar | 900 | 0/3 | 0/3 | 1 |
7. | Vanilla Bar | 500 | 0/3 | 0/3 | 1 |
8. | Vanilla Bar | less than 100 | 0/3 | 0/3 | 1 |
9. | Vanilla & Strawberry | ||||
Giant | 200 | 0/3 | 0/3 | 1 | |
10. | Loose from bulk | 100 | 0/3 | 0/3 | 1 |
11. | Gaytime Choc, Bar | less than 100 | 0/3 | 0/3 | 1 |
12. | Velvet Lady Supreme Butter Ice Cream | 400 | 0/3 | 0/3 | 1 |
13. | Vanilla Bar | 100 | 0/3 | 0/3 | 1 |
14. | Vanilla Bar | 300 | 0/3 | 0/3 | 1 |
15. | Vanilla Big Bar | 300 | 0/3 | 0/3 | 1 |
16. | Vanilla Eldo Roll | 100 | 0/3 | 0/3 | 1 |
17. | Choc, Bar | 700 | 0/3 | 0/3 | 1 |
18. | Strawberry & Vanilla Cone | 500 | 0/3 | 0/3 | 1 |