Arkansas weekly mansion., 1884-01-05
SCIENCE AND INDUSTRY.

"A new device has been patented in
London for generating electricity at so
small a cost that it will be cheaper than
gas.
Two New Yo: kers, who are now in
Jacksonville, Fla, claim to have d s.
covered chemi-al process that will
preserve oranges and other fruits for
twelve months without impairing the
quality or fiavor.-N. J.. Sua.
A new kind of cloth is being made
in Lyons from the down of hens. ducks
and @ccse. Seven hundred and fifty
grains of feathers make one square
meter of light and very warm water
proof cloth, which can be dyed in all
shades.
The best use to which the electric
light could be put isa Il locomotive head
light A successful experiment Las been
made in Chicago, the electricity being
generated bv Il dynamo situated in
front of the cylinder and worked from
the cab The light illumined the track
for a third oi a mile. chicago Inter-
Occan.
-Paper lumber is the newest inIcn-
ton. II is made of the pulp of wheat.
rye and oats straw and other vegetable
iibcrs They are combined with chem
zeal ingredients, and produce an article
that is said to compare favorably with
the best wood. 1t is susceptible of the
finest polish and will take any tint or
color.-EoStOm Post.
In the course of a recent lecture in
Baltimore on the subject of food a?d
the markets in their relations to mu-
nicipal hygiene, DR.. John s. Billings
affirmed that iifty-three diphthcria cpl
denies, seven scarlct-fercr epidcmics
and twelve typhoid epidemics in Eng
land. had been dire. tly traced to the
milk supply. y.-BaNi,n0re ;SsR.
i he fuel employed has a great in
flucnce on the color and quality of
bricks. Some Goals contain foreign
substances, which produce gases unfa-
vorablc to the development and liking
of the natural red color of the brick, rs
well us to its quality. Sulphurous gases
are especially dangerous. They unite
with the free oxygen which Is retained
in the bricks and form sulphat"s whi III
not only spoil the color but destroy the
durability of the brick under atmo>-
phcric changes. Another frequent result
is that Il white crust forms on the out
PhIn,ie 'pkin Pl',ss.
Dried aprcots are likely to be
prominent article of export from Cali
forllia Heretofore this fruit has been
put up t'illItiN III III CstlN. ptii
in consequence of over-prodUction, the
canning factories reduced the price paid
to the farmer to such Il figure that he
was driven to experimenting with vari-
Gus processes of driving, and discovered
n method that leaves the fruit in a
delicious state. California fruit-growers
are now going largely into apricot dry
ing. but it is thought they never Will
produce more than the markets o. the
United States alone are prepared to con-
sumo. .-Sal Erui1Ct 60 chronic e.
One of the latest novelties in lamp
shaucs is iced or cracked glass. which
was the invention of Il rcnchman
named Fay. The peculiar cracl,lc ap-
pearancc s obtained by. covering the
surface of the sheet of glass with a thick
coat ng OF some arsc-grained iluN or
some more easily fI> bic glass. al d then
>ubjcct;ng it to the action of 4 strong
fire. As soon rs the coating is fused
anG the table rcl hot. it is Withdrawn
and rapidly Subjected to Il cooling
pr, cess. which 1T once separates the
layer of iluX from the underlying sur
face and leaves behind the evidence of
its attachment to he same in IRREGULAR
outlines, scales, crystal forms, etc