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
City of London 1937
[Report of the Medical Officer of Health for Port of London]
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| Date. 1937. | Sample. | Result of Analysis. | Action taken. | |
|---|---|---|---|---|
| Aug. 4 | Corned beef (4) | The tins were incubated at blood heat for 12 days, after which they were examined with a view to measuring the volume of gas which might have formed during this period. One of the tins still retained a vaeuum, whilst two others did not evolve any gas on being punctured, although there was no vacuum. The fourth tin showed no further blowing after being kept at blood heat for eight days. | To Bermondsey for sorting under supervision of Medical Officer of Health. | |
| „ 5 | Sardines | Contained 6 parts of lead per million. | None. | |
| „ 5 | Tunny fish | Contained 0.15 grains of tin per pound. | None. | |
| „ 5 | Sild in tomato | Contained 2.50 grains of tin per pound. | ||
| „ 6 | Apple juice | Free from the presence of prohibitive colouring matter and preservatives. | None. | |
| „ 12 | Canned fish (4) | These samples on examination gave the following results:— | None. | |
| Sample No. | Tin, Grains per pound. | |||
| 1 Shrimps | None | |||
| 2 Sild | 0.05 | |||
| 3 Dressed crab | None | |||
| 4 Brisling | 0.1 | |||
| „ 12 | Blackcurrant juice | Contained 1,060 parts of sulphur dioxide per million. Free from presence of prohibited colouring matter. | Released under guarantee in accordance with Article 11 (1) (iii) (b) of the Regulations. | |
| „ 17 | Pectin | Contained 325 parts of sulphur dioxide per million. | Released under Article 11 (l)(iii)(6) of the Regulations. | |
| „ 19 | Grapefruit squash | Contained 95 parts of sulphur dioxide per million. Free from prohibited preservatives. | None. | |
| „ 19 | Sugar (2) | These samples contained 0.92 and 0.58 grains of tin per pound respectively. | None. | |
| „ 19 | Blackcurrant pulp | Contained 856 parts of sulphur dioxide per million. | None. | |
| „ 20 | Salmon substitute | Free from the presence of prohibited colouring matter and preservatives. | None. | |
| „ 24 | Salmon substitute | Free from the presence of prohibited colouring matter and preservatives. | None. | |
| „ 26 | Apricot pulp | Contained 1,900 parts of sulphur dioxide per million. | Re-exported. | |
| „ 26 | Canned fish (4) | These samples on analysis gave the following results:— | None. | |
| Sample No. | Tin, Grains per pound | |||
| 1 Sild in oil | 0.10 | |||
| 2 Gaffelbiter | None | |||
| 3 Sild in oil | 0.17 | |||
| 4 Brisling | 0.21 | |||
| In addition, the sample of Gaffelbiter (herring titbits) was free from the presence of prohibited colouring matter and preservatives. | ||||
| „ 28 | Grape juice | Free from prohibited colouring matter and preservatives. | None. | |
| „ 31 | Diner-Boco (mixed vegetables and meat). | Contained 0.25 grains of tin per pound. Free from prohibited preservatives. | None. | |
| Sept. 1 | Cauliflower | Contained 150 parts of sulphur dioxide per million. Free from prohibited preservatives. | Released for pickle manufacture only. | |
| „ 8 | Mango pulp | Contained 4,638 parts of sulphur dioxide per million. | Released under Article 4 (l)(iii)(6) of the Regulations. | |
| „ 8 | Cauliflower | Free from prohibited preservatives. | None. | |