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 Hampstead Borough]
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This is an example of a well organised system
of washing up at a busy snack bar. The wash-up
section is separate from the service section of the
stall and separate bowls are being used for washing
and sterilising the utensils in water to which has
been added a bactericidal agent.