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

Southwark 1936

[Report of the Medical Officer of Health for Southwark, Borough of]

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Table: 151 samples were taken during the year on the Wharves and submitted to the Borough Analyst for examination:—

151 samples were taken during the year on the Wharves and submitted to the Borough Analyst for examination:—

WafersFaint traces of Boron compounds amounting to 160 parts per million (or 1.1 grains to the pound) expressed as Boric acid. It was considered that Boric acid had not been added to the sample as the very small amount found was utterly useless for preservative purposes.
Salmon RoeThe sample contained very faint traces of Boron compounds. It was considered that Boric acid had not been added to the sample as the very small amount was utterly useless for preservative purposes.
Egg YolkBoracic compounds were not found.
Egg YolkBoracic compounds were not found.
MarmaladeTin, not more than 0.7 grain per pound; Sulphites, Boric acid, Salicylic acid, Benzoic acid not found.
Canned OrangesSulphites, Boric acid, Salicylic acid. Benzoic acid not found.