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 Hornchurch]
This page requires JavaScript
,, III—Grossly under-treated or contains an appreciable quantity of raw
milk.
31
An excerpt from the report on each sample is given below:—
| Designation. | No, of Colonies. | Coliform Test. | Methylene Blue Test. | Phosphatase Test. | Remarks. | |
|---|---|---|---|---|---|---|
| l. | Pasteurised | 28,000 | — | Satisfactory | Group I | Satisfactory |
| 2. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 3. | Tuberculin Tested (Certified) | — | Satisfactory | Satisfactory | — | Satisfactory |
| 4. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 5. | Tuberculin Teste (Certified) | — | Satisfactory | Satisfactory | — | Satisfactory |
| 6. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 7. | Undesignated | 20,000 | Satisfactory | — | — | Satisfactory |
| 8. | Undesignated | 10,000 | Satisfactory | — | — | Satisfactory |
| 9. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 10. | Pasteurised | 23,000 | Satisfactory | Satisfactory | Group I | Satisfactory |
| 11. | Undesignated | 12,000 | Satisfactory | — | — | Satisfactory |
| 12. | Heat-treated | — | — | Satisfactory | Group I | Satisfactory |
| 13. | Heat-treated | — | — | Satisfactory | Group I | Satisfactory |
| 14. | Undesignated | 2,400 | Satisfactory | — | — | Satisfactory |
| 15. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 16. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 17. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 18. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 19. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 20. | Undesignated | 720,000 | Unsatisfactory | — | — | Unsatis |
| 21. | Tuberculin Tested (Certified) | — | Satisfactory | Satisfactory | — | factory Satisfactory |
| 22. | Tuberculin Tested (Certified) | — | Satisfactory | Satisfactory | — | Satisfactory |
| 23. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 24. | Undesignated | 350,000 | Unsatisfactory | — | — | Unsatisfactory |
| 25. | Undesignated | 95,000 | Satisfactory | — | — | Satisfactory |
| 26. | Undesignated | 80,000 | Satisfactory | — | — | Satisfactory |
| 27. | Undesignated | 19,000 | Satisfactory | — | — | Satisfactory |
| 28. | Undesignated | 100,000 | Satisfactory | — | — | Satisfactory |
| 29. | Undesignated | 18,000 | Satisfactory | — | — | Satisfactory |
| 30. | Undesignated | 22,000 | Satisfactory | — | — | Satisfactory |
| 31. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 32. | Heat-treated | — | — | Satisfactory | Group I | Satisfactory |
| 33. | Sterilised | — | — | Satisfactory | Group I | Satisfactory |
| 34. | Undesignated | 12,000 | Satisfactory | — | — | Satisfactory |
| 35. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory- |
| 36. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 37. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 38. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 39. | Tuberculin Teste (Certified) | — | Satisfactory | Satisfactory | — | Satisfactory |
| 40. | Undesignated | 20,000 | Satisfactory | — | — | Satisfactory |
| 41. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 42. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 43. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 44. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 45. | Heat-treated | — | — | Satisfactory | Group I | Satisfactory |
| 46. | Pasteurised | — | — | Satisfactory | Group I | Satisfactory |
| 47. | Heat-treated | — | — | Satisfactory | Group I | Satisfactory |
NOTE.—The column heading "No. of Colonics" is an abbreviation for "Number of
colonies per millilitre of milk growing on Agar at, 37°C. in 48 hours."
In certain cases where milk sold as ungraded is thought to have been
either heat-treated or pasteurised it is submitted to the Methylene Blue
and Phosphatase tests.
Note on Phosphatase Test:
Group I—Sufficiently heat-treated.
II—Insufficiently heat-treated.
the year were submitted to the laboratory for bacteriological examination
and the results on the whole were very satisfactory.