The Danger of Dust in Schoolrooms 
How it Can be Reduced Nearly One Hundred Per Cent. © 
UST Danger is a real—not a theoret- 
ical menace. Scientific researc 
has proved that dust is the greatest 
carrier and distributer of disease germs 
known. It is ever present and ever active 
—it threatens mankind everywhere—in 
offices, stores, schools, corridors and in 
nearly every public building. 
The Dust problem in schoolrooms is 
one that hagneses eh the serious considera- 
tion of every Board of Education, every 
Sine sation of Schaols: every Principal, 
every Teacher. The ge age: of ees s 
a duty that must appeal with peculiar f 
to those charged with the responsiblity of 
caring for the health of p 
HOW DUST SPREADS ciceade 
Disease germs multiply with exceeding 
rapidity. single germ falling on fertile 
soil will, in an incredibly short space of 
time, generate millions upon millions of its 
kind. These micro-organisms are found. 
by the million in dust, so that t every current 
‘of air causes the dust to be set in circula- 
tion, and with it the countless myriads of 
sh E germs that are such a menace to 
The remedy for og elimination of dust 
iS mot sweeping an dgnues for such ex- 
pedients merely start the germs h on 
their aerial errand of wadie 
mankind. 
THE TRUE REMEDY 
The most effective er of dust pre- 
vention is that of asta gem Aaa eoee: 
with a suitable anne 
year the rier of 
Bl coat is sufficient to kee 
| the right 
Standard Floor Dressing is the true 
remedy for the elimination of dust. It 
has been tested by Physician ae and Educa- 
tional Boards with the mo tifyi 
ying 
results, and reports show ae it reduces 
the percentage of ene baa, nearly one 
hundred per cent. Tt is sed ‘with 
rema Aand success in oad of places 
for counteracting the dust eg pave 
permanent users i 
in all cases results are ex- 
tisfying. action is purely © 
The dpblicatioh of a thin 
the floor at just 
egree of moisture to catch and 
hold all dust and dirt 
Standard Floor Dressing should be 
applied to floors about three or four times 
| the floors should be thoroughly cared for, 
o ach sweepi 
ing the surface is 
left peeoy clean . 
Floors treated ‘with Standard Floor 
Decind idea a Swen appearance. — 
The. dres cts as a preservative and 
cracking. The dressing 
nia and by reducing t the labor of caring 
> Siakdard Floor Dressing ts not ot intended 
for household use. 
We 
are making a rethatiea le offer 
cakes to schools public buildings, 
stores and office er is this— 
we will, free of ol cost, eat one school 
room or corridor floor, or part of any 
floor with Standard Floor hide Bo just 
to prove our claims. 
Upon request full par- 
ticulars may behad regard- 
ing such demonstrations, 
andcompleteinformation, 
testimonials and opinions 
ofthe medical fraternity on 
Standard Floor Dressing * 
will be supplied gratis, 
Our little book, “Dust and 
its Dangers,” explains ae 
subject fully, © Anyon 
may have a copy by neds eae for it. 
STANDARD OIL COMPANY 
p Vecatpeenied) 
