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All these measures come under the heading" of
" preventive treatment."
The Dust Problem.
The greatly increased and increasing motor
traffic, not only of pleasure cars but of business
cars as well, has caused, and is causing, the
"Dust Problem" to reach an acute stage. The
dust of itself, especially in urban districts where
of necessity it is a foul dust, is a great nuisance,
and the evil is intensified when as a consequence
doors and windows are more frequently kept closed
than heretofore, and the entry of fresh air into
dwellings prevented.
The various Motor Societies, County and
District Councils, Corporations, Surveyors and
Engineers, are all busy in experimenting and
striving to arrive at some solution of the question ;
but in the meanwhile the application of tar in
various forms and mixtures, is being extensively
used, and with some satisfactory results as to
efficiency and cost where properly applied, notably
in Kent, and where it fails it is generally due to
the want of up-to-date knowledge on the part of
the Authority using it.
Oil tar applied to road surfaces is considered
to have a most beneficial effect in controlling or
limiting infantile diarrhoea during the hot summer
months, since, when effectively done, it is far more
continuous in minimizing and controlling dust than
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