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 Poplar, Metropolitan Borough]
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POPLAR ELECTROLYTIC FLUID INSTALLATION.
The additional plant is shown on the left.
The wire guard protects against injury from the motor and wheels which
work the stirrers in the carboys.
The three dark slate tanks of the old plant seen on the right have now been
replaced by earthenware tanks.
The glass funnels with mixing receptacles beneath are for the substance
assuring stability.
Above on the platform is the tank containing the solution to be electrolysed.