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 Southwark, Borough of]
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Sample of | Condition of Can. | Condition of Contents or Sample. | Report. | |
---|---|---|---|---|
External. | Internal. | |||
Tomato Puree | Satisfactory | No corrosion | Sound | Lead 2 parts per million. Tin not found. Copper 8 parts per million. Zinc 10 parts per million. |
Tomato Puree | Satisfactory | No corrosion | Sound | Lead 3 parts per million. Tin 0.8 grain to the pound. Copper 7 parts per million. Zinc 20 parts per million. |
Tomato Puree | Satisfactory | No corrosion | Sound | Lead 1.5 parts per million. Tin not found. Copper not found. Zinc less than 10 parts per million. |
Tomato Puree | Satisfactory | No corrosion | Sound | Lead 1 part per million. Tin not found. Copper 2 parts per million. Zinc 15 parts per million. |
Tomato Puree | Satisfactory | No corrosion | Sound | Lead not found. Tin 0.7 grain to the pound. Copper 17 parts per million. Zinc 35 parts per million. |
Tomato Puree | Satisfactory | No corrosion | Sound | Lead 1.5 parts per million. Tin not found. Copper 6 parts per million. Zinc less than 10 parts per million. |
Tomato Puree | Satisfactory | No corrosion | Sound | Lead 2.5 parts per million. Tin less than 0.5 grain to the pound. Copper 22 parts per million. Zinc less than 10 parts per million. |