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Report of the Medical Officer of Health. 139
be controlled in amount and steered in direction.
The dirigible currents thus set up are made good
use of at points where the dust is thickest—as above
and behind the comb E for instance. The dust that
would otherwise ascend and mingle with the general
air is immediately caught up by a definite blast ot
air from the spout G, which at once carries it
across to the grating F, then to be swept away by
exhaust current P to X and Z. This use of a
dirigible blast in conjunction with a local exhaust
appears to be highly successful; a success that suggests
a wide field of utility in other directions.
" 'It will be noticed that for the supply of air to
those near an external wall the air can be brought in
either direct from the outside on the Tobin-tube
principle (see arrows in pipe A) or through a shaft
fitted with a tempering coil as at H.
" 'The window inlets (B) can be held in reserve
for the warmest weather, and even then should only
be used where short circuiting can be avoided.'
"This system is shown diagrametically as applied in
flax heckling shops, but there is no scientific objection to
the same system being applied successfully in any manufacture
producing offensive effluvia."
With reference to the houses in The Platt, Putney, mentioned
in my Report for 1906, several adjournments were agreed to
as there were legal difficulties in the way of the owner with
respect to the lease of land in front of the houses. The
matter, however, was finally dealt with by the magistrate on
the 14th October, and a closing order made. This order was
complied with by the owner and the houses are now empty.
Several inspections were made during the year before this
closing order was made.
(8.) Owing to complaints from the agents of Cavendish Gardens,
Deauville Mansions, and Deauville Court, Clapham, as to a
more frequent removal of house refuse, an inspection was